Home / 29,337.36-40,432.68-21,366.96

Finding the Fourth Proportional to 29,337.36, 40,432.68 and 21,366.96

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Solution

The fourth proportional to 29,337.36, 40,432.68 and 21,366.96 is: 29,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,337.36 : 40,432.68 = 21,366.96 : x
  2. Step 2: Convert to fraction form
    29,337.36/40,432.68 = 21,366.96/x
  3. Step 3: Cross multiply
    29,337.36x = 40,432.68 × 21,366.96
  4. Step 4: Simplify right side
    29,337.36x = 863,923,456.25
  5. Step 5: Solve for x
    x = 863,923,456.25/29,337.36
  6. Step 6: Final answer
    x = 29,447.89

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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.