Home / 28,094.19-42,144.25-9,367.70

Finding the Fourth Proportional to 28,094.19, 42,144.25 and 9,367.70

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Solution

The fourth proportional to 28,094.19, 42,144.25 and 9,367.70 is: 14,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,094.19 : 42,144.25 = 9,367.70 : x
  2. Step 2: Convert to fraction form
    28,094.19/42,144.25 = 9,367.70/x
  3. Step 3: Cross multiply
    28,094.19x = 42,144.25 × 9,367.70
  4. Step 4: Simplify right side
    28,094.19x = 394,794,711.21
  5. Step 5: Solve for x
    x = 394,794,711.21/28,094.19
  6. Step 6: Final answer
    x = 14,052.54

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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.