Home / 17,220.72-25,831.20-6,832.44

Finding the Fourth Proportional to 17,220.72, 25,831.20 and 6,832.44

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Solution

The fourth proportional to 17,220.72, 25,831.20 and 6,832.44 is: 10,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.72 : 25,831.20 = 6,832.44 : x
  2. Step 2: Convert to fraction form
    17,220.72/25,831.20 = 6,832.44/x
  3. Step 3: Cross multiply
    17,220.72x = 25,831.20 × 6,832.44
  4. Step 4: Simplify right side
    17,220.72x = 176,490,124.13
  5. Step 5: Solve for x
    x = 176,490,124.13/17,220.72
  6. Step 6: Final answer
    x = 10,248.71

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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.