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Finding the Fourth Proportional to 34,693.70, 52,003.22 and 14,981.54

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Solution

The fourth proportional to 34,693.70, 52,003.22 and 14,981.54 is: 22,456.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,693.70 : 52,003.22 = 14,981.54 : x
  2. Step 2: Convert to fraction form
    34,693.70/52,003.22 = 14,981.54/x
  3. Step 3: Cross multiply
    34,693.70x = 52,003.22 × 14,981.54
  4. Step 4: Simplify right side
    34,693.70x = 779,088,320.56
  5. Step 5: Solve for x
    x = 779,088,320.56/34,693.70
  6. Step 6: Final answer
    x = 22,456.19

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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.