Home / 22,135.13-30,546.16-12,063.80

Finding the Fourth Proportional to 22,135.13, 30,546.16 and 12,063.80

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Solution

The fourth proportional to 22,135.13, 30,546.16 and 12,063.80 is: 16,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.13 : 30,546.16 = 12,063.80 : x
  2. Step 2: Convert to fraction form
    22,135.13/30,546.16 = 12,063.80/x
  3. Step 3: Cross multiply
    22,135.13x = 30,546.16 × 12,063.80
  4. Step 4: Simplify right side
    22,135.13x = 368,502,765.01
  5. Step 5: Solve for x
    x = 368,502,765.01/22,135.13
  6. Step 6: Final answer
    x = 16,647.87

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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.