Home / 16,631.38-22,951.84-9,461.12

Finding the Fourth Proportional to 16,631.38, 22,951.84 and 9,461.12

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Solution

The fourth proportional to 16,631.38, 22,951.84 and 9,461.12 is: 13,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,631.38 : 22,951.84 = 9,461.12 : x
  2. Step 2: Convert to fraction form
    16,631.38/22,951.84 = 9,461.12/x
  3. Step 3: Cross multiply
    16,631.38x = 22,951.84 × 9,461.12
  4. Step 4: Simplify right side
    16,631.38x = 217,150,112.46
  5. Step 5: Solve for x
    x = 217,150,112.46/16,631.38
  6. Step 6: Final answer
    x = 13,056.65

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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.