Home / 48,651.22-67,139.85-27,140.80

Finding the Fourth Proportional to 48,651.22, 67,139.85 and 27,140.80

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Solution

The fourth proportional to 48,651.22, 67,139.85 and 27,140.80 is: 37,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,651.22 : 67,139.85 = 27,140.80 : x
  2. Step 2: Convert to fraction form
    48,651.22/67,139.85 = 27,140.80/x
  3. Step 3: Cross multiply
    48,651.22x = 67,139.85 × 27,140.80
  4. Step 4: Simplify right side
    48,651.22x = 1,822,229,240.88
  5. Step 5: Solve for x
    x = 1,822,229,240.88/48,651.22
  6. Step 6: Final answer
    x = 37,454.95

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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.