Home / 22,831.80-34,247.20-10,519.80

Finding the Fourth Proportional to 22,831.80, 34,247.20 and 10,519.80

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Solution

The fourth proportional to 22,831.80, 34,247.20 and 10,519.80 is: 15,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,831.80 : 34,247.20 = 10,519.80 : x
  2. Step 2: Convert to fraction form
    22,831.80/34,247.20 = 10,519.80/x
  3. Step 3: Cross multiply
    22,831.80x = 34,247.20 × 10,519.80
  4. Step 4: Simplify right side
    22,831.80x = 360,273,694.56
  5. Step 5: Solve for x
    x = 360,273,694.56/22,831.80
  6. Step 6: Final answer
    x = 15,779.47

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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.