Home / 15,348.69-23,027.90-5,487.75

Finding the Fourth Proportional to 15,348.69, 23,027.90 and 5,487.75

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Solution

The fourth proportional to 15,348.69, 23,027.90 and 5,487.75 is: 8,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,348.69 : 23,027.90 = 5,487.75 : x
  2. Step 2: Convert to fraction form
    15,348.69/23,027.90 = 5,487.75/x
  3. Step 3: Cross multiply
    15,348.69x = 23,027.90 × 5,487.75
  4. Step 4: Simplify right side
    15,348.69x = 126,371,358.23
  5. Step 5: Solve for x
    x = 126,371,358.23/15,348.69
  6. Step 6: Final answer
    x = 8,233.36

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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.