Home / 51,854.10-71,553.18-29,192.68

Finding the Fourth Proportional to 51,854.10, 71,553.18 and 29,192.68

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Solution

The fourth proportional to 51,854.10, 71,553.18 and 29,192.68 is: 40,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,854.10 : 71,553.18 = 29,192.68 : x
  2. Step 2: Convert to fraction form
    51,854.10/71,553.18 = 29,192.68/x
  3. Step 3: Cross multiply
    51,854.10x = 71,553.18 × 29,192.68
  4. Step 4: Simplify right side
    51,854.10x = 2,088,828,853.10
  5. Step 5: Solve for x
    x = 2,088,828,853.10/51,854.10
  6. Step 6: Final answer
    x = 40,282.81

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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.