Home / 15,349.05-23,023.57-5,487.73

Finding the Fourth Proportional to 15,349.05, 23,023.57 and 5,487.73

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Solution

The fourth proportional to 15,349.05, 23,023.57 and 5,487.73 is: 8,231.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349.05 : 23,023.57 = 5,487.73 : x
  2. Step 2: Convert to fraction form
    15,349.05/23,023.57 = 5,487.73/x
  3. Step 3: Cross multiply
    15,349.05x = 23,023.57 × 5,487.73
  4. Step 4: Simplify right side
    15,349.05x = 126,347,135.80
  5. Step 5: Solve for x
    x = 126,347,135.80/15,349.05
  6. Step 6: Final answer
    x = 8,231.59

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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.