Home / 17,913.76-24,721.56-9,957.52

Finding the Fourth Proportional to 17,913.76, 24,721.56 and 9,957.52

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Solution

The fourth proportional to 17,913.76, 24,721.56 and 9,957.52 is: 13,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.76 : 24,721.56 = 9,957.52 : x
  2. Step 2: Convert to fraction form
    17,913.76/24,721.56 = 9,957.52/x
  3. Step 3: Cross multiply
    17,913.76x = 24,721.56 × 9,957.52
  4. Step 4: Simplify right side
    17,913.76x = 246,165,428.13
  5. Step 5: Solve for x
    x = 246,165,428.13/17,913.76
  6. Step 6: Final answer
    x = 13,741.70

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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.