Home / 22,007.40-30,371.22-13,060.20

Finding the Fourth Proportional to 22,007.40, 30,371.22 and 13,060.20

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Solution

The fourth proportional to 22,007.40, 30,371.22 and 13,060.20 is: 18,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.40 : 30,371.22 = 13,060.20 : x
  2. Step 2: Convert to fraction form
    22,007.40/30,371.22 = 13,060.20/x
  3. Step 3: Cross multiply
    22,007.40x = 30,371.22 × 13,060.20
  4. Step 4: Simplify right side
    22,007.40x = 396,654,207.44
  5. Step 5: Solve for x
    x = 396,654,207.44/22,007.40
  6. Step 6: Final answer
    x = 18,023.67

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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.