Home / 48,474.02-66,871.69-28,331.75

Finding the Fourth Proportional to 48,474.02, 66,871.69 and 28,331.75

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Solution

The fourth proportional to 48,474.02, 66,871.69 and 28,331.75 is: 39,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,474.02 : 66,871.69 = 28,331.75 : x
  2. Step 2: Convert to fraction form
    48,474.02/66,871.69 = 28,331.75/x
  3. Step 3: Cross multiply
    48,474.02x = 66,871.69 × 28,331.75
  4. Step 4: Simplify right side
    48,474.02x = 1,894,591,597.97
  5. Step 5: Solve for x
    x = 1,894,591,597.97/48,474.02
  6. Step 6: Final answer
    x = 39,084.68

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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.