Home / 22,186.76-33,292.92-12,325.20

Finding the Fourth Proportional to 22,186.76, 33,292.92 and 12,325.20

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Solution

The fourth proportional to 22,186.76, 33,292.92 and 12,325.20 is: 18,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186.76 : 33,292.92 = 12,325.20 : x
  2. Step 2: Convert to fraction form
    22,186.76/33,292.92 = 12,325.20/x
  3. Step 3: Cross multiply
    22,186.76x = 33,292.92 × 12,325.20
  4. Step 4: Simplify right side
    22,186.76x = 410,341,897.58
  5. Step 5: Solve for x
    x = 410,341,897.58/22,186.76
  6. Step 6: Final answer
    x = 18,494.90

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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.