Home / 15,989.82-23,983.92-5,600.76

Finding the Fourth Proportional to 15,989.82, 23,983.92 and 5,600.76

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Solution

The fourth proportional to 15,989.82, 23,983.92 and 5,600.76 is: 8,400.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.82 : 23,983.92 = 5,600.76 : x
  2. Step 2: Convert to fraction form
    15,989.82/23,983.92 = 5,600.76/x
  3. Step 3: Cross multiply
    15,989.82x = 23,983.92 × 5,600.76
  4. Step 4: Simplify right side
    15,989.82x = 134,328,179.78
  5. Step 5: Solve for x
    x = 134,328,179.78/15,989.82
  6. Step 6: Final answer
    x = 8,400.86

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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.