Home / 48,318.96-72,485.28-15,042.39

Finding the Fourth Proportional to 48,318.96, 72,485.28 and 15,042.39

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Solution

The fourth proportional to 48,318.96, 72,485.28 and 15,042.39 is: 22,565.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,318.96 : 72,485.28 = 15,042.39 : x
  2. Step 2: Convert to fraction form
    48,318.96/72,485.28 = 15,042.39/x
  3. Step 3: Cross multiply
    48,318.96x = 72,485.28 × 15,042.39
  4. Step 4: Simplify right side
    48,318.96x = 1,090,351,851.02
  5. Step 5: Solve for x
    x = 1,090,351,851.02/48,318.96
  6. Step 6: Final answer
    x = 22,565.71

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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.