Home / 48,355.90-72,490.08-17,183.86

Finding the Fourth Proportional to 48,355.90, 72,490.08 and 17,183.86

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Solution

The fourth proportional to 48,355.90, 72,490.08 and 17,183.86 is: 25,760.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,355.90 : 72,490.08 = 17,183.86 : x
  2. Step 2: Convert to fraction form
    48,355.90/72,490.08 = 17,183.86/x
  3. Step 3: Cross multiply
    48,355.90x = 72,490.08 × 17,183.86
  4. Step 4: Simplify right side
    48,355.90x = 1,245,659,386.11
  5. Step 5: Solve for x
    x = 1,245,659,386.11/48,355.90
  6. Step 6: Final answer
    x = 25,760.24

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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.