Home / 10,223.04-15,340.48-4,299.48

Finding the Fourth Proportional to 10,223.04, 15,340.48 and 4,299.48

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Solution

The fourth proportional to 10,223.04, 15,340.48 and 4,299.48 is: 6,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223.04 : 15,340.48 = 4,299.48 : x
  2. Step 2: Convert to fraction form
    10,223.04/15,340.48 = 4,299.48/x
  3. Step 3: Cross multiply
    10,223.04x = 15,340.48 × 4,299.48
  4. Step 4: Simplify right side
    10,223.04x = 65,956,086.95
  5. Step 5: Solve for x
    x = 65,956,086.95/10,223.04
  6. Step 6: Final answer
    x = 6,451.71

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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.