Home / 39,627.48-54,635.58-28,310.52

Finding the Fourth Proportional to 39,627.48, 54,635.58 and 28,310.52

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Solution

The fourth proportional to 39,627.48, 54,635.58 and 28,310.52 is: 39,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,627.48 : 54,635.58 = 28,310.52 : x
  2. Step 2: Convert to fraction form
    39,627.48/54,635.58 = 28,310.52/x
  3. Step 3: Cross multiply
    39,627.48x = 54,635.58 × 28,310.52
  4. Step 4: Simplify right side
    39,627.48x = 1,546,761,680.30
  5. Step 5: Solve for x
    x = 1,546,761,680.30/39,627.48
  6. Step 6: Final answer
    x = 39,032.55

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1.5x scale

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.