Home / 45,565.91-68,363.85-21,560.52

Finding the Fourth Proportional to 45,565.91, 68,363.85 and 21,560.52

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Solution

The fourth proportional to 45,565.91, 68,363.85 and 21,560.52 is: 32,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,565.91 : 68,363.85 = 21,560.52 : x
  2. Step 2: Convert to fraction form
    45,565.91/68,363.85 = 21,560.52/x
  3. Step 3: Cross multiply
    45,565.91x = 68,363.85 × 21,560.52
  4. Step 4: Simplify right side
    45,565.91x = 1,473,960,178.87
  5. Step 5: Solve for x
    x = 1,473,960,178.87/45,565.91
  6. Step 6: Final answer
    x = 32,347.87

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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.