Home / 27,214.11-37,555.65-15,114.69

Finding the Fourth Proportional to 27,214.11, 37,555.65 and 15,114.69

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Solution

The fourth proportional to 27,214.11, 37,555.65 and 15,114.69 is: 20,858.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.11 : 37,555.65 = 15,114.69 : x
  2. Step 2: Convert to fraction form
    27,214.11/37,555.65 = 15,114.69/x
  3. Step 3: Cross multiply
    27,214.11x = 37,555.65 × 15,114.69
  4. Step 4: Simplify right side
    27,214.11x = 567,642,007.50
  5. Step 5: Solve for x
    x = 567,642,007.50/27,214.11
  6. Step 6: Final answer
    x = 20,858.37

Related Problems

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Half scale
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Double scale
Find fourth proportional to 27,215.11, 37,557.03 and 15,115.69
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.