Home / 48,447.32-66,851.30-28,032.88

Finding the Fourth Proportional to 48,447.32, 66,851.30 and 28,032.88

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Solution

The fourth proportional to 48,447.32, 66,851.30 and 28,032.88 is: 38,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,447.32 : 66,851.30 = 28,032.88 : x
  2. Step 2: Convert to fraction form
    48,447.32/66,851.30 = 28,032.88/x
  3. Step 3: Cross multiply
    48,447.32x = 66,851.30 × 28,032.88
  4. Step 4: Simplify right side
    48,447.32x = 1,874,034,470.74
  5. Step 5: Solve for x
    x = 1,874,034,470.74/48,447.32
  6. Step 6: Final answer
    x = 38,681.90

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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.