Home / 23,989.11-35,983.66-12,294.87

Finding the Fourth Proportional to 23,989.11, 35,983.66 and 12,294.87

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Solution

The fourth proportional to 23,989.11, 35,983.66 and 12,294.87 is: 18,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.11 : 35,983.66 = 12,294.87 : x
  2. Step 2: Convert to fraction form
    23,989.11/35,983.66 = 12,294.87/x
  3. Step 3: Cross multiply
    23,989.11x = 35,983.66 × 12,294.87
  4. Step 4: Simplify right side
    23,989.11x = 442,414,421.82
  5. Step 5: Solve for x
    x = 442,414,421.82/23,989.11
  6. Step 6: Final answer
    x = 18,442.30

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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.