Home / 16,354.92-22,557.62-10,381.40

Finding the Fourth Proportional to 16,354.92, 22,557.62 and 10,381.40

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Solution

The fourth proportional to 16,354.92, 22,557.62 and 10,381.40 is: 14,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,354.92 : 22,557.62 = 10,381.40 : x
  2. Step 2: Convert to fraction form
    16,354.92/22,557.62 = 10,381.40/x
  3. Step 3: Cross multiply
    16,354.92x = 22,557.62 × 10,381.40
  4. Step 4: Simplify right side
    16,354.92x = 234,179,676.27
  5. Step 5: Solve for x
    x = 234,179,676.27/16,354.92
  6. Step 6: Final answer
    x = 14,318.61

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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.