Home / 19,402.29-29,105.19-8,306.46

Finding the Fourth Proportional to 19,402.29, 29,105.19 and 8,306.46

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Solution

The fourth proportional to 19,402.29, 29,105.19 and 8,306.46 is: 12,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402.29 : 29,105.19 = 8,306.46 : x
  2. Step 2: Convert to fraction form
    19,402.29/29,105.19 = 8,306.46/x
  3. Step 3: Cross multiply
    19,402.29x = 29,105.19 × 8,306.46
  4. Step 4: Simplify right side
    19,402.29x = 241,761,096.53
  5. Step 5: Solve for x
    x = 241,761,096.53/19,402.29
  6. Step 6: Final answer
    x = 12,460.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.