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Finding the Fourth Proportional to 36,141, 54,209.88 and 15,072.36

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Solution

The fourth proportional to 36,141, 54,209.88 and 15,072.36 is: 22,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,141 : 54,209.88 = 15,072.36 : x
  2. Step 2: Convert to fraction form
    36,141/54,209.88 = 15,072.36/x
  3. Step 3: Cross multiply
    36,141x = 54,209.88 × 15,072.36
  4. Step 4: Simplify right side
    36,141x = 817,070,826.92
  5. Step 5: Solve for x
    x = 817,070,826.92/36,141
  6. Step 6: Final answer
    x = 22,607.86

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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.