Home / 22,013.56-30,371.34-13,063.84

Finding the Fourth Proportional to 22,013.56, 30,371.34 and 13,063.84

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Solution

The fourth proportional to 22,013.56, 30,371.34 and 13,063.84 is: 18,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013.56 : 30,371.34 = 13,063.84 : x
  2. Step 2: Convert to fraction form
    22,013.56/30,371.34 = 13,063.84/x
  3. Step 3: Cross multiply
    22,013.56x = 30,371.34 × 13,063.84
  4. Step 4: Simplify right side
    22,013.56x = 396,766,326.35
  5. Step 5: Solve for x
    x = 396,766,326.35/22,013.56
  6. Step 6: Final answer
    x = 18,023.72

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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.