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Finding the Fourth Proportional to 36,526.78, 54,769.03 and 14,314.15

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Solution

The fourth proportional to 36,526.78, 54,769.03 and 14,314.15 is: 21,462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,526.78 : 54,769.03 = 14,314.15 : x
  2. Step 2: Convert to fraction form
    36,526.78/54,769.03 = 14,314.15/x
  3. Step 3: Cross multiply
    36,526.78x = 54,769.03 × 14,314.15
  4. Step 4: Simplify right side
    36,526.78x = 783,972,110.77
  5. Step 5: Solve for x
    x = 783,972,110.77/36,526.78
  6. Step 6: Final answer
    x = 21,462.94

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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.