Home / 15,232.51-21,021.68-9,184.69

Finding the Fourth Proportional to 15,232.51, 21,021.68 and 9,184.69

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Solution

The fourth proportional to 15,232.51, 21,021.68 and 9,184.69 is: 12,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,232.51 : 21,021.68 = 9,184.69 : x
  2. Step 2: Convert to fraction form
    15,232.51/21,021.68 = 9,184.69/x
  3. Step 3: Cross multiply
    15,232.51x = 21,021.68 × 9,184.69
  4. Step 4: Simplify right side
    15,232.51x = 193,077,614.08
  5. Step 5: Solve for x
    x = 193,077,614.08/15,232.51
  6. Step 6: Final answer
    x = 12,675.36

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Half scale
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Double scale
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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.