Home / 44,335.88-61,128.16-28,394.12

Finding the Fourth Proportional to 44,335.88, 61,128.16 and 28,394.12

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Solution

The fourth proportional to 44,335.88, 61,128.16 and 28,394.12 is: 39,148.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,335.88 : 61,128.16 = 28,394.12 : x
  2. Step 2: Convert to fraction form
    44,335.88/61,128.16 = 28,394.12/x
  3. Step 3: Cross multiply
    44,335.88x = 61,128.16 × 28,394.12
  4. Step 4: Simplify right side
    44,335.88x = 1,735,680,310.42
  5. Step 5: Solve for x
    x = 1,735,680,310.42/44,335.88
  6. Step 6: Final answer
    x = 39,148.43

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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.