Home / 18,025.72-24,859.14-11,311.96

Finding the Fourth Proportional to 18,025.72, 24,859.14 and 11,311.96

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Solution

The fourth proportional to 18,025.72, 24,859.14 and 11,311.96 is: 15,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.72 : 24,859.14 = 11,311.96 : x
  2. Step 2: Convert to fraction form
    18,025.72/24,859.14 = 11,311.96/x
  3. Step 3: Cross multiply
    18,025.72x = 24,859.14 × 11,311.96
  4. Step 4: Simplify right side
    18,025.72x = 281,205,597.31
  5. Step 5: Solve for x
    x = 281,205,597.31/18,025.72
  6. Step 6: Final answer
    x = 15,600.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.