Home / 16,191.45-24,290.45-6,831.49

Finding the Fourth Proportional to 16,191.45, 24,290.45 and 6,831.49

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Solution

The fourth proportional to 16,191.45, 24,290.45 and 6,831.49 is: 10,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,191.45 : 24,290.45 = 6,831.49 : x
  2. Step 2: Convert to fraction form
    16,191.45/24,290.45 = 6,831.49/x
  3. Step 3: Cross multiply
    16,191.45x = 24,290.45 × 6,831.49
  4. Step 4: Simplify right side
    16,191.45x = 165,940,073.85
  5. Step 5: Solve for x
    x = 165,940,073.85/16,191.45
  6. Step 6: Final answer
    x = 10,248.62

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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.