Home / 48,540.06-66,974.85-28,396.17

Finding the Fourth Proportional to 48,540.06, 66,974.85 and 28,396.17

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Solution

The fourth proportional to 48,540.06, 66,974.85 and 28,396.17 is: 39,180.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,540.06 : 66,974.85 = 28,396.17 : x
  2. Step 2: Convert to fraction form
    48,540.06/66,974.85 = 28,396.17/x
  3. Step 3: Cross multiply
    48,540.06x = 66,974.85 × 28,396.17
  4. Step 4: Simplify right side
    48,540.06x = 1,901,829,226.32
  5. Step 5: Solve for x
    x = 1,901,829,226.32/48,540.06
  6. Step 6: Final answer
    x = 39,180.61

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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.