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Finding the Fourth Proportional to 57,633.32, 86,449.98 and 29,873

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Solution

The fourth proportional to 57,633.32, 86,449.98 and 29,873 is: 44,809.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,633.32 : 86,449.98 = 29,873 : x
  2. Step 2: Convert to fraction form
    57,633.32/86,449.98 = 29,873/x
  3. Step 3: Cross multiply
    57,633.32x = 86,449.98 × 29,873
  4. Step 4: Simplify right side
    57,633.32x = 2,582,520,252.54
  5. Step 5: Solve for x
    x = 2,582,520,252.54/57,633.32
  6. Step 6: Final answer
    x = 44,809.50

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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.