Home / 47,414.09-65,432.73-28,304.96

Finding the Fourth Proportional to 47,414.09, 65,432.73 and 28,304.96

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Solution

The fourth proportional to 47,414.09, 65,432.73 and 28,304.96 is: 39,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,414.09 : 65,432.73 = 28,304.96 : x
  2. Step 2: Convert to fraction form
    47,414.09/65,432.73 = 28,304.96/x
  3. Step 3: Cross multiply
    47,414.09x = 65,432.73 × 28,304.96
  4. Step 4: Simplify right side
    47,414.09x = 1,852,070,478.18
  5. Step 5: Solve for x
    x = 1,852,070,478.18/47,414.09
  6. Step 6: Final answer
    x = 39,061.61

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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.