Home / 47,485.48-71,082.40-29,872.84

Finding the Fourth Proportional to 47,485.48, 71,082.40 and 29,872.84

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Solution

The fourth proportional to 47,485.48, 71,082.40 and 29,872.84 is: 44,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,485.48 : 71,082.40 = 29,872.84 : x
  2. Step 2: Convert to fraction form
    47,485.48/71,082.40 = 29,872.84/x
  3. Step 3: Cross multiply
    47,485.48x = 71,082.40 × 29,872.84
  4. Step 4: Simplify right side
    47,485.48x = 2,123,433,162.02
  5. Step 5: Solve for x
    x = 2,123,433,162.02/47,485.48
  6. Step 6: Final answer
    x = 44,717.53

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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.