Home / 14,831.80-22,234.90-8,982.20

Finding the Fourth Proportional to 14,831.80, 22,234.90 and 8,982.20

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Solution

The fourth proportional to 14,831.80, 22,234.90 and 8,982.20 is: 13,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.80 : 22,234.90 = 8,982.20 : x
  2. Step 2: Convert to fraction form
    14,831.80/22,234.90 = 8,982.20/x
  3. Step 3: Cross multiply
    14,831.80x = 22,234.90 × 8,982.20
  4. Step 4: Simplify right side
    14,831.80x = 199,718,318.78
  5. Step 5: Solve for x
    x = 199,718,318.78/14,831.80
  6. Step 6: Final answer
    x = 13,465.55

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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.