Home / 28,825.07-43,234.03-7,766.76

Finding the Fourth Proportional to 28,825.07, 43,234.03 and 7,766.76

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Solution

The fourth proportional to 28,825.07, 43,234.03 and 7,766.76 is: 11,649.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.07 : 43,234.03 = 7,766.76 : x
  2. Step 2: Convert to fraction form
    28,825.07/43,234.03 = 7,766.76/x
  3. Step 3: Cross multiply
    28,825.07x = 43,234.03 × 7,766.76
  4. Step 4: Simplify right side
    28,825.07x = 335,788,296.01
  5. Step 5: Solve for x
    x = 335,788,296.01/28,825.07
  6. Step 6: Final answer
    x = 11,649.18

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Similar ratio
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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.