Home / 15,609.92-21,531.84-10,892.48

Finding the Fourth Proportional to 15,609.92, 21,531.84 and 10,892.48

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Solution

The fourth proportional to 15,609.92, 21,531.84 and 10,892.48 is: 15,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.92 : 21,531.84 = 10,892.48 : x
  2. Step 2: Convert to fraction form
    15,609.92/21,531.84 = 10,892.48/x
  3. Step 3: Cross multiply
    15,609.92x = 21,531.84 × 10,892.48
  4. Step 4: Simplify right side
    15,609.92x = 234,535,136.56
  5. Step 5: Solve for x
    x = 234,535,136.56/15,609.92
  6. Step 6: Final answer
    x = 15,024.75

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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.