Home / 15,358.68-23,024.58-12,747.90

Finding the Fourth Proportional to 15,358.68, 23,024.58 and 12,747.90

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Solution

The fourth proportional to 15,358.68, 23,024.58 and 12,747.90 is: 19,110.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358.68 : 23,024.58 = 12,747.90 : x
  2. Step 2: Convert to fraction form
    15,358.68/23,024.58 = 12,747.90/x
  3. Step 3: Cross multiply
    15,358.68x = 23,024.58 × 12,747.90
  4. Step 4: Simplify right side
    15,358.68x = 293,515,043.38
  5. Step 5: Solve for x
    x = 293,515,043.38/15,358.68
  6. Step 6: Final answer
    x = 19,110.69

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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.