Home / 51,711.01-71,353.42-29,045.66

Finding the Fourth Proportional to 51,711.01, 71,353.42 and 29,045.66

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Solution

The fourth proportional to 51,711.01, 71,353.42 and 29,045.66 is: 40,078.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,711.01 : 71,353.42 = 29,045.66 : x
  2. Step 2: Convert to fraction form
    51,711.01/71,353.42 = 29,045.66/x
  3. Step 3: Cross multiply
    51,711.01x = 71,353.42 × 29,045.66
  4. Step 4: Simplify right side
    51,711.01x = 2,072,507,177.16
  5. Step 5: Solve for x
    x = 2,072,507,177.16/51,711.01
  6. Step 6: Final answer
    x = 40,078.64

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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.