Home / 48,422.05-72,633.07-13,361.71

Finding the Fourth Proportional to 48,422.05, 72,633.07 and 13,361.71

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Solution

The fourth proportional to 48,422.05, 72,633.07 and 13,361.71 is: 20,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,422.05 : 72,633.07 = 13,361.71 : x
  2. Step 2: Convert to fraction form
    48,422.05/72,633.07 = 13,361.71/x
  3. Step 3: Cross multiply
    48,422.05x = 72,633.07 × 13,361.71
  4. Step 4: Simplify right side
    48,422.05x = 970,501,654.58
  5. Step 5: Solve for x
    x = 970,501,654.58/48,422.05
  6. Step 6: Final answer
    x = 20,042.56

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1.5x scale

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.