Home / 51,934.63-71,634.11-31,801.47

Finding the Fourth Proportional to 51,934.63, 71,634.11 and 31,801.47

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Solution

The fourth proportional to 51,934.63, 71,634.11 and 31,801.47 is: 43,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,934.63 : 71,634.11 = 31,801.47 : x
  2. Step 2: Convert to fraction form
    51,934.63/71,634.11 = 31,801.47/x
  3. Step 3: Cross multiply
    51,934.63x = 71,634.11 × 31,801.47
  4. Step 4: Simplify right side
    51,934.63x = 2,278,070,000.14
  5. Step 5: Solve for x
    x = 2,278,070,000.14/51,934.63
  6. Step 6: Final answer
    x = 43,864.18

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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.