Home / 20,418.04-30,652.98-17,359.48

Finding the Fourth Proportional to 20,418.04, 30,652.98 and 17,359.48

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Solution

The fourth proportional to 20,418.04, 30,652.98 and 17,359.48 is: 26,061.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,418.04 : 30,652.98 = 17,359.48 : x
  2. Step 2: Convert to fraction form
    20,418.04/30,652.98 = 17,359.48/x
  3. Step 3: Cross multiply
    20,418.04x = 30,652.98 × 17,359.48
  4. Step 4: Simplify right side
    20,418.04x = 532,119,793.25
  5. Step 5: Solve for x
    x = 532,119,793.25/20,418.04
  6. Step 6: Final answer
    x = 26,061.26

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1.5x scale

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.