Home / 15,604.23-23,408.63-5,742.68

Finding the Fourth Proportional to 15,604.23, 23,408.63 and 5,742.68

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Solution

The fourth proportional to 15,604.23, 23,408.63 and 5,742.68 is: 8,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604.23 : 23,408.63 = 5,742.68 : x
  2. Step 2: Convert to fraction form
    15,604.23/23,408.63 = 5,742.68/x
  3. Step 3: Cross multiply
    15,604.23x = 23,408.63 × 5,742.68
  4. Step 4: Simplify right side
    15,604.23x = 134,428,278.78
  5. Step 5: Solve for x
    x = 134,428,278.78/15,604.23
  6. Step 6: Final answer
    x = 8,614.86

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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.