Home / 47,861.55-66,047.84-29,966.42

Finding the Fourth Proportional to 47,861.55, 66,047.84 and 29,966.42

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Solution

The fourth proportional to 47,861.55, 66,047.84 and 29,966.42 is: 41,352.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,861.55 : 66,047.84 = 29,966.42 : x
  2. Step 2: Convert to fraction form
    47,861.55/66,047.84 = 29,966.42/x
  3. Step 3: Cross multiply
    47,861.55x = 66,047.84 × 29,966.42
  4. Step 4: Simplify right side
    47,861.55x = 1,979,216,833.46
  5. Step 5: Solve for x
    x = 1,979,216,833.46/47,861.55
  6. Step 6: Final answer
    x = 41,352.97

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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.