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Finding the Fourth Proportional to 16,087.41, 22,202.80 and 9,375.14

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Solution

The fourth proportional to 16,087.41, 22,202.80 and 9,375.14 is: 12,938.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.41 : 22,202.80 = 9,375.14 : x
  2. Step 2: Convert to fraction form
    16,087.41/22,202.80 = 9,375.14/x
  3. Step 3: Cross multiply
    16,087.41x = 22,202.80 × 9,375.14
  4. Step 4: Simplify right side
    16,087.41x = 208,154,390.46
  5. Step 5: Solve for x
    x = 208,154,390.46/16,087.41
  6. Step 6: Final answer
    x = 12,938.96

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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.