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Finding the Fourth Proportional to 16,602.56, 22,901.46 and 9,883.70

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Solution

The fourth proportional to 16,602.56, 22,901.46 and 9,883.70 is: 13,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,602.56 : 22,901.46 = 9,883.70 : x
  2. Step 2: Convert to fraction form
    16,602.56/22,901.46 = 9,883.70/x
  3. Step 3: Cross multiply
    16,602.56x = 22,901.46 × 9,883.70
  4. Step 4: Simplify right side
    16,602.56x = 226,351,160.20
  5. Step 5: Solve for x
    x = 226,351,160.20/16,602.56
  6. Step 6: Final answer
    x = 13,633.51

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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.