Home / 51,397.19-70,943.13-29,891.97

Finding the Fourth Proportional to 51,397.19, 70,943.13 and 29,891.97

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Solution

The fourth proportional to 51,397.19, 70,943.13 and 29,891.97 is: 41,259.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,397.19 : 70,943.13 = 29,891.97 : x
  2. Step 2: Convert to fraction form
    51,397.19/70,943.13 = 29,891.97/x
  3. Step 3: Cross multiply
    51,397.19x = 70,943.13 × 29,891.97
  4. Step 4: Simplify right side
    51,397.19x = 2,120,629,913.67
  5. Step 5: Solve for x
    x = 2,120,629,913.67/51,397.19
  6. Step 6: Final answer
    x = 41,259.65

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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.