Home / 28,025.33-42,046.22-9,049.55

Finding the Fourth Proportional to 28,025.33, 42,046.22 and 9,049.55

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Solution

The fourth proportional to 28,025.33, 42,046.22 and 9,049.55 is: 13,576.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025.33 : 42,046.22 = 9,049.55 : x
  2. Step 2: Convert to fraction form
    28,025.33/42,046.22 = 9,049.55/x
  3. Step 3: Cross multiply
    28,025.33x = 42,046.22 × 9,049.55
  4. Step 4: Simplify right side
    28,025.33x = 380,499,467.00
  5. Step 5: Solve for x
    x = 380,499,467.00/28,025.33
  6. Step 6: Final answer
    x = 13,576.98

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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.