Home / 24,320.24-36,480.38-7,681.96

Finding the Fourth Proportional to 24,320.24, 36,480.38 and 7,681.96

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Solution

The fourth proportional to 24,320.24, 36,480.38 and 7,681.96 is: 11,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,320.24 : 36,480.38 = 7,681.96 : x
  2. Step 2: Convert to fraction form
    24,320.24/36,480.38 = 7,681.96/x
  3. Step 3: Cross multiply
    24,320.24x = 36,480.38 × 7,681.96
  4. Step 4: Simplify right side
    24,320.24x = 280,240,819.94
  5. Step 5: Solve for x
    x = 280,240,819.94/24,320.24
  6. Step 6: Final answer
    x = 11,522.95

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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.