Home / 48,634.62-72,951.48-13,574.22

Finding the Fourth Proportional to 48,634.62, 72,951.48 and 13,574.22

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Solution

The fourth proportional to 48,634.62, 72,951.48 and 13,574.22 is: 20,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.62 : 72,951.48 = 13,574.22 : x
  2. Step 2: Convert to fraction form
    48,634.62/72,951.48 = 13,574.22/x
  3. Step 3: Cross multiply
    48,634.62x = 72,951.48 × 13,574.22
  4. Step 4: Simplify right side
    48,634.62x = 990,259,438.85
  5. Step 5: Solve for x
    x = 990,259,438.85/48,634.62
  6. Step 6: Final answer
    x = 20,361.20

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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.