Home / 51,864.43-71,573.21-29,508.43

Finding the Fourth Proportional to 51,864.43, 71,573.21 and 29,508.43

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Solution

The fourth proportional to 51,864.43, 71,573.21 and 29,508.43 is: 40,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,864.43 : 71,573.21 = 29,508.43 : x
  2. Step 2: Convert to fraction form
    51,864.43/71,573.21 = 29,508.43/x
  3. Step 3: Cross multiply
    51,864.43x = 71,573.21 × 29,508.43
  4. Step 4: Simplify right side
    51,864.43x = 2,112,013,057.16
  5. Step 5: Solve for x
    x = 2,112,013,057.16/51,864.43
  6. Step 6: Final answer
    x = 40,721.80

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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.