Home / 15,331.86-22,999.68-5,472.18

Finding the Fourth Proportional to 15,331.86, 22,999.68 and 5,472.18

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Solution

The fourth proportional to 15,331.86, 22,999.68 and 5,472.18 is: 8,208.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331.86 : 22,999.68 = 5,472.18 : x
  2. Step 2: Convert to fraction form
    15,331.86/22,999.68 = 5,472.18/x
  3. Step 3: Cross multiply
    15,331.86x = 22,999.68 × 5,472.18
  4. Step 4: Simplify right side
    15,331.86x = 125,858,388.90
  5. Step 5: Solve for x
    x = 125,858,388.90/15,331.86
  6. Step 6: Final answer
    x = 8,208.94

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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.