Home / 48,906.48-73,332.18-15,618.72

Finding the Fourth Proportional to 48,906.48, 73,332.18 and 15,618.72

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Solution

The fourth proportional to 48,906.48, 73,332.18 and 15,618.72 is: 23,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,906.48 : 73,332.18 = 15,618.72 : x
  2. Step 2: Convert to fraction form
    48,906.48/73,332.18 = 15,618.72/x
  3. Step 3: Cross multiply
    48,906.48x = 73,332.18 × 15,618.72
  4. Step 4: Simplify right side
    48,906.48x = 1,145,354,786.41
  5. Step 5: Solve for x
    x = 1,145,354,786.41/48,906.48
  6. Step 6: Final answer
    x = 23,419.28

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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.