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Finding the Fourth Proportional to 15,726.52, 23,593.74 and 5,866.12

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Solution

The fourth proportional to 15,726.52, 23,593.74 and 5,866.12 is: 8,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,726.52 : 23,593.74 = 5,866.12 : x
  2. Step 2: Convert to fraction form
    15,726.52/23,593.74 = 5,866.12/x
  3. Step 3: Cross multiply
    15,726.52x = 23,593.74 × 5,866.12
  4. Step 4: Simplify right side
    15,726.52x = 138,403,710.09
  5. Step 5: Solve for x
    x = 138,403,710.09/15,726.52
  6. Step 6: Final answer
    x = 8,800.66

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1.5x scale

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.