Home / 16,381.97-22,607.19-9,576.38

Finding the Fourth Proportional to 16,381.97, 22,607.19 and 9,576.38

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Solution

The fourth proportional to 16,381.97, 22,607.19 and 9,576.38 is: 13,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.97 : 22,607.19 = 9,576.38 : x
  2. Step 2: Convert to fraction form
    16,381.97/22,607.19 = 9,576.38/x
  3. Step 3: Cross multiply
    16,381.97x = 22,607.19 × 9,576.38
  4. Step 4: Simplify right side
    16,381.97x = 216,495,098.69
  5. Step 5: Solve for x
    x = 216,495,098.69/16,381.97
  6. Step 6: Final answer
    x = 13,215.45

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Half scale
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Double scale
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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.