Home / 32,216.20-44,459.89-20,123.85

Finding the Fourth Proportional to 32,216.20, 44,459.89 and 20,123.85

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Solution

The fourth proportional to 32,216.20, 44,459.89 and 20,123.85 is: 27,771.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,216.20 : 44,459.89 = 20,123.85 : x
  2. Step 2: Convert to fraction form
    32,216.20/44,459.89 = 20,123.85/x
  3. Step 3: Cross multiply
    32,216.20x = 44,459.89 × 20,123.85
  4. Step 4: Simplify right side
    32,216.20x = 894,703,945.61
  5. Step 5: Solve for x
    x = 894,703,945.61/32,216.20
  6. Step 6: Final answer
    x = 27,771.86

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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.