Home / 48,456.56-72,684.84-15,176.90

Finding the Fourth Proportional to 48,456.56, 72,684.84 and 15,176.90

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Solution

The fourth proportional to 48,456.56, 72,684.84 and 15,176.90 is: 22,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,456.56 : 72,684.84 = 15,176.90 : x
  2. Step 2: Convert to fraction form
    48,456.56/72,684.84 = 15,176.90/x
  3. Step 3: Cross multiply
    48,456.56x = 72,684.84 × 15,176.90
  4. Step 4: Simplify right side
    48,456.56x = 1,103,130,548.20
  5. Step 5: Solve for x
    x = 1,103,130,548.20/48,456.56
  6. Step 6: Final answer
    x = 22,765.35

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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.