Home / 16,447.52-22,695.91-9,731.84

Finding the Fourth Proportional to 16,447.52, 22,695.91 and 9,731.84

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Solution

The fourth proportional to 16,447.52, 22,695.91 and 9,731.84 is: 13,428.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,447.52 : 22,695.91 = 9,731.84 : x
  2. Step 2: Convert to fraction form
    16,447.52/22,695.91 = 9,731.84/x
  3. Step 3: Cross multiply
    16,447.52x = 22,695.91 × 9,731.84
  4. Step 4: Simplify right side
    16,447.52x = 220,872,826.97
  5. Step 5: Solve for x
    x = 220,872,826.97/16,447.52
  6. Step 6: Final answer
    x = 13,428.94

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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.