Home / 48,755.40-67,278.96-28,613.10

Finding the Fourth Proportional to 48,755.40, 67,278.96 and 28,613.10

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Solution

The fourth proportional to 48,755.40, 67,278.96 and 28,613.10 is: 39,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,755.40 : 67,278.96 = 28,613.10 : x
  2. Step 2: Convert to fraction form
    48,755.40/67,278.96 = 28,613.10/x
  3. Step 3: Cross multiply
    48,755.40x = 67,278.96 × 28,613.10
  4. Step 4: Simplify right side
    48,755.40x = 1,925,059,610.38
  5. Step 5: Solve for x
    x = 1,925,059,610.38/48,755.40
  6. Step 6: Final answer
    x = 39,484.03

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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.