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Finding the Fourth Proportional to 48,651.46, 67,139.13 and 26,295.46

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Solution

The fourth proportional to 48,651.46, 67,139.13 and 26,295.46 is: 36,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,651.46 : 67,139.13 = 26,295.46 : x
  2. Step 2: Convert to fraction form
    48,651.46/67,139.13 = 26,295.46/x
  3. Step 3: Cross multiply
    48,651.46x = 67,139.13 × 26,295.46
  4. Step 4: Simplify right side
    48,651.46x = 1,765,454,307.35
  5. Step 5: Solve for x
    x = 1,765,454,307.35/48,651.46
  6. Step 6: Final answer
    x = 36,287.80

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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.