Home / 22,672.01-31,278.39-13,110.14

Finding the Fourth Proportional to 22,672.01, 31,278.39 and 13,110.14

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Solution

The fourth proportional to 22,672.01, 31,278.39 and 13,110.14 is: 18,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.01 : 31,278.39 = 13,110.14 : x
  2. Step 2: Convert to fraction form
    22,672.01/31,278.39 = 13,110.14/x
  3. Step 3: Cross multiply
    22,672.01x = 31,278.39 × 13,110.14
  4. Step 4: Simplify right side
    22,672.01x = 410,063,915.48
  5. Step 5: Solve for x
    x = 410,063,915.48/22,672.01
  6. Step 6: Final answer
    x = 18,086.80

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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.