Home / 15,660.56-23,494.36-5,272

Finding the Fourth Proportional to 15,660.56, 23,494.36 and 5,272

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Solution

The fourth proportional to 15,660.56, 23,494.36 and 5,272 is: 7,909.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660.56 : 23,494.36 = 5,272 : x
  2. Step 2: Convert to fraction form
    15,660.56/23,494.36 = 5,272/x
  3. Step 3: Cross multiply
    15,660.56x = 23,494.36 × 5,272
  4. Step 4: Simplify right side
    15,660.56x = 123,862,265.92
  5. Step 5: Solve for x
    x = 123,862,265.92/15,660.56
  6. Step 6: Final answer
    x = 7,909.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.