Home / 16,622.47-22,935.88-9,908.73

Finding the Fourth Proportional to 16,622.47, 22,935.88 and 9,908.73

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Solution

The fourth proportional to 16,622.47, 22,935.88 and 9,908.73 is: 13,672.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.47 : 22,935.88 = 9,908.73 : x
  2. Step 2: Convert to fraction form
    16,622.47/22,935.88 = 9,908.73/x
  3. Step 3: Cross multiply
    16,622.47x = 22,935.88 × 9,908.73
  4. Step 4: Simplify right side
    16,622.47x = 227,265,454.62
  5. Step 5: Solve for x
    x = 227,265,454.62/16,622.47
  6. Step 6: Final answer
    x = 13,672.18

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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.