Home / 15,546.11-23,319.17-3,859.33

Finding the Fourth Proportional to 15,546.11, 23,319.17 and 3,859.33

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Solution

The fourth proportional to 15,546.11, 23,319.17 and 3,859.33 is: 5,788.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.11 : 23,319.17 = 3,859.33 : x
  2. Step 2: Convert to fraction form
    15,546.11/23,319.17 = 3,859.33/x
  3. Step 3: Cross multiply
    15,546.11x = 23,319.17 × 3,859.33
  4. Step 4: Simplify right side
    15,546.11x = 89,996,342.10
  5. Step 5: Solve for x
    x = 89,996,342.10/15,546.11
  6. Step 6: Final answer
    x = 5,788.99

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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.