Home / 10,831.12-16,230.27-8,044.82

Finding the Fourth Proportional to 10,831.12, 16,230.27 and 8,044.82

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Solution

The fourth proportional to 10,831.12, 16,230.27 and 8,044.82 is: 12,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.12 : 16,230.27 = 8,044.82 : x
  2. Step 2: Convert to fraction form
    10,831.12/16,230.27 = 8,044.82/x
  3. Step 3: Cross multiply
    10,831.12x = 16,230.27 × 8,044.82
  4. Step 4: Simplify right side
    10,831.12x = 130,569,610.58
  5. Step 5: Solve for x
    x = 130,569,610.58/10,831.12
  6. Step 6: Final answer
    x = 12,055.05

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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.