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Finding the Fourth Proportional to 36,552, 54,838.08 and 11,928

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Solution

The fourth proportional to 36,552, 54,838.08 and 11,928 is: 17,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,552 : 54,838.08 = 11,928 : x
  2. Step 2: Convert to fraction form
    36,552/54,838.08 = 11,928/x
  3. Step 3: Cross multiply
    36,552x = 54,838.08 × 11,928
  4. Step 4: Simplify right side
    36,552x = 654,108,618.24
  5. Step 5: Solve for x
    x = 654,108,618.24/36,552
  6. Step 6: Final answer
    x = 17,895.29

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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.