Home / 22,008.44-30,371.17-12,447.06

Finding the Fourth Proportional to 22,008.44, 30,371.17 and 12,447.06

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Solution

The fourth proportional to 22,008.44, 30,371.17 and 12,447.06 is: 17,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.44 : 30,371.17 = 12,447.06 : x
  2. Step 2: Convert to fraction form
    22,008.44/30,371.17 = 12,447.06/x
  3. Step 3: Cross multiply
    22,008.44x = 30,371.17 × 12,447.06
  4. Step 4: Simplify right side
    22,008.44x = 378,031,775.26
  5. Step 5: Solve for x
    x = 378,031,775.26/22,008.44
  6. Step 6: Final answer
    x = 17,176.67

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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.