Home / 48,458.19-72,687.59-15,175.70

Finding the Fourth Proportional to 48,458.19, 72,687.59 and 15,175.70

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Solution

The fourth proportional to 48,458.19, 72,687.59 and 15,175.70 is: 22,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,458.19 : 72,687.59 = 15,175.70 : x
  2. Step 2: Convert to fraction form
    48,458.19/72,687.59 = 15,175.70/x
  3. Step 3: Cross multiply
    48,458.19x = 72,687.59 × 15,175.70
  4. Step 4: Simplify right side
    48,458.19x = 1,103,084,734.06
  5. Step 5: Solve for x
    x = 1,103,084,734.06/48,458.19
  6. Step 6: Final answer
    x = 22,763.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.