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Finding the Fourth Proportional to 23,459.29, 35,189.52 and 6,819.47

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Solution

The fourth proportional to 23,459.29, 35,189.52 and 6,819.47 is: 10,229.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,459.29 : 35,189.52 = 6,819.47 : x
  2. Step 2: Convert to fraction form
    23,459.29/35,189.52 = 6,819.47/x
  3. Step 3: Cross multiply
    23,459.29x = 35,189.52 × 6,819.47
  4. Step 4: Simplify right side
    23,459.29x = 239,974,042.70
  5. Step 5: Solve for x
    x = 239,974,042.70/23,459.29
  6. Step 6: Final answer
    x = 10,229.38

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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.