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Finding the Fourth Proportional to 36,592.10, 54,888.28 and 8,890.10

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Solution

The fourth proportional to 36,592.10, 54,888.28 and 8,890.10 is: 13,335.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,592.10 : 54,888.28 = 8,890.10 : x
  2. Step 2: Convert to fraction form
    36,592.10/54,888.28 = 8,890.10/x
  3. Step 3: Cross multiply
    36,592.10x = 54,888.28 × 8,890.10
  4. Step 4: Simplify right side
    36,592.10x = 487,961,979.14
  5. Step 5: Solve for x
    x = 487,961,979.14/36,592.10
  6. Step 6: Final answer
    x = 13,335.17

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.