Home / 28,895.64-43,357.20-20,024.61

Finding the Fourth Proportional to 28,895.64, 43,357.20 and 20,024.61

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Solution

The fourth proportional to 28,895.64, 43,357.20 and 20,024.61 is: 30,046.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895.64 : 43,357.20 = 20,024.61 : x
  2. Step 2: Convert to fraction form
    28,895.64/43,357.20 = 20,024.61/x
  3. Step 3: Cross multiply
    28,895.64x = 43,357.20 × 20,024.61
  4. Step 4: Simplify right side
    28,895.64x = 868,211,020.69
  5. Step 5: Solve for x
    x = 868,211,020.69/28,895.64
  6. Step 6: Final answer
    x = 30,046.44

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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.