Home / 48,218.71-66,531.08-29,101.60

Finding the Fourth Proportional to 48,218.71, 66,531.08 and 29,101.60

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Solution

The fourth proportional to 48,218.71, 66,531.08 and 29,101.60 is: 40,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,218.71 : 66,531.08 = 29,101.60 : x
  2. Step 2: Convert to fraction form
    48,218.71/66,531.08 = 29,101.60/x
  3. Step 3: Cross multiply
    48,218.71x = 66,531.08 × 29,101.60
  4. Step 4: Simplify right side
    48,218.71x = 1,936,160,732.22
  5. Step 5: Solve for x
    x = 1,936,160,732.22/48,218.71
  6. Step 6: Final answer
    x = 40,153.72

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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.