Home / 27,071.19-37,357.47-15,134.22

Finding the Fourth Proportional to 27,071.19, 37,357.47 and 15,134.22

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Solution

The fourth proportional to 27,071.19, 37,357.47 and 15,134.22 is: 20,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.19 : 37,357.47 = 15,134.22 : x
  2. Step 2: Convert to fraction form
    27,071.19/37,357.47 = 15,134.22/x
  3. Step 3: Cross multiply
    27,071.19x = 37,357.47 × 15,134.22
  4. Step 4: Simplify right side
    27,071.19x = 565,376,169.62
  5. Step 5: Solve for x
    x = 565,376,169.62/27,071.19
  6. Step 6: Final answer
    x = 20,884.79

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Half scale
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Double scale
Find fourth proportional to 27,072.19, 37,358.85 and 15,135.22
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.