Home / 40,565.80-60,871.61-21,845.44

Finding the Fourth Proportional to 40,565.80, 60,871.61 and 21,845.44

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Solution

The fourth proportional to 40,565.80, 60,871.61 and 21,845.44 is: 32,780.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,565.80 : 60,871.61 = 21,845.44 : x
  2. Step 2: Convert to fraction form
    40,565.80/60,871.61 = 21,845.44/x
  3. Step 3: Cross multiply
    40,565.80x = 60,871.61 × 21,845.44
  4. Step 4: Simplify right side
    40,565.80x = 1,329,767,103.96
  5. Step 5: Solve for x
    x = 1,329,767,103.96/40,565.80
  6. Step 6: Final answer
    x = 32,780.50

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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.