Home / 15,015.70-22,524-5,154.83

Finding the Fourth Proportional to 15,015.70, 22,524 and 5,154.83

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Solution

The fourth proportional to 15,015.70, 22,524 and 5,154.83 is: 7,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,015.70 : 22,524 = 5,154.83 : x
  2. Step 2: Convert to fraction form
    15,015.70/22,524 = 5,154.83/x
  3. Step 3: Cross multiply
    15,015.70x = 22,524 × 5,154.83
  4. Step 4: Simplify right side
    15,015.70x = 116,107,390.92
  5. Step 5: Solve for x
    x = 116,107,390.92/15,015.70
  6. Step 6: Final answer
    x = 7,732.40

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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.