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Finding the Fourth Proportional to 36,276.70, 54,424.24 and 17,565.70

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Solution

The fourth proportional to 36,276.70, 54,424.24 and 17,565.70 is: 26,353.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,276.70 : 54,424.24 = 17,565.70 : x
  2. Step 2: Convert to fraction form
    36,276.70/54,424.24 = 17,565.70/x
  3. Step 3: Cross multiply
    36,276.70x = 54,424.24 × 17,565.70
  4. Step 4: Simplify right side
    36,276.70x = 955,999,872.57
  5. Step 5: Solve for x
    x = 955,999,872.57/36,276.70
  6. Step 6: Final answer
    x = 26,353.00

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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.