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Finding the Fourth Proportional to 36,160.52, 54,248.95 and 19,520.19

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Solution

The fourth proportional to 36,160.52, 54,248.95 and 19,520.19 is: 29,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,160.52 : 54,248.95 = 19,520.19 : x
  2. Step 2: Convert to fraction form
    36,160.52/54,248.95 = 19,520.19/x
  3. Step 3: Cross multiply
    36,160.52x = 54,248.95 × 19,520.19
  4. Step 4: Simplify right side
    36,160.52x = 1,058,949,811.30
  5. Step 5: Solve for x
    x = 1,058,949,811.30/36,160.52
  6. Step 6: Final answer
    x = 29,284.70

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1.5x scale

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.