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Finding the Fourth Proportional to 59,794.30, 82,480.15 and 38,288.70

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Solution

The fourth proportional to 59,794.30, 82,480.15 and 38,288.70 is: 52,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,794.30 : 82,480.15 = 38,288.70 : x
  2. Step 2: Convert to fraction form
    59,794.30/82,480.15 = 38,288.70/x
  3. Step 3: Cross multiply
    59,794.30x = 82,480.15 × 38,288.70
  4. Step 4: Simplify right side
    59,794.30x = 3,158,057,719.31
  5. Step 5: Solve for x
    x = 3,158,057,719.31/59,794.30
  6. Step 6: Final answer
    x = 52,815.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.