Home / 48,639.50-72,917.49-17,045.18

Finding the Fourth Proportional to 48,639.50, 72,917.49 and 17,045.18

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Solution

The fourth proportional to 48,639.50, 72,917.49 and 17,045.18 is: 25,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,639.50 : 72,917.49 = 17,045.18 : x
  2. Step 2: Convert to fraction form
    48,639.50/72,917.49 = 17,045.18/x
  3. Step 3: Cross multiply
    48,639.50x = 72,917.49 × 17,045.18
  4. Step 4: Simplify right side
    48,639.50x = 1,242,891,742.20
  5. Step 5: Solve for x
    x = 1,242,891,742.20/48,639.50
  6. Step 6: Final answer
    x = 25,553.14

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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.