Home / 28,546.02-42,814.17-7,769.52

Finding the Fourth Proportional to 28,546.02, 42,814.17 and 7,769.52

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Solution

The fourth proportional to 28,546.02, 42,814.17 and 7,769.52 is: 11,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546.02 : 42,814.17 = 7,769.52 : x
  2. Step 2: Convert to fraction form
    28,546.02/42,814.17 = 7,769.52/x
  3. Step 3: Cross multiply
    28,546.02x = 42,814.17 × 7,769.52
  4. Step 4: Simplify right side
    28,546.02x = 332,645,550.10
  5. Step 5: Solve for x
    x = 332,645,550.10/28,546.02
  6. Step 6: Final answer
    x = 11,652.96

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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.