Home / 14,831.46-20,474.79-8,542.62

Finding the Fourth Proportional to 14,831.46, 20,474.79 and 8,542.62

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Solution

The fourth proportional to 14,831.46, 20,474.79 and 8,542.62 is: 11,793.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.46 : 20,474.79 = 8,542.62 : x
  2. Step 2: Convert to fraction form
    14,831.46/20,474.79 = 8,542.62/x
  3. Step 3: Cross multiply
    14,831.46x = 20,474.79 × 8,542.62
  4. Step 4: Simplify right side
    14,831.46x = 174,908,350.55
  5. Step 5: Solve for x
    x = 174,908,350.55/14,831.46
  6. Step 6: Final answer
    x = 11,793.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.