Home / 24,318.51-36,487.49-13,212.20

Finding the Fourth Proportional to 24,318.51, 36,487.49 and 13,212.20

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Solution

The fourth proportional to 24,318.51, 36,487.49 and 13,212.20 is: 19,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,318.51 : 36,487.49 = 13,212.20 : x
  2. Step 2: Convert to fraction form
    24,318.51/36,487.49 = 13,212.20/x
  3. Step 3: Cross multiply
    24,318.51x = 36,487.49 × 13,212.20
  4. Step 4: Simplify right side
    24,318.51x = 482,079,766.88
  5. Step 5: Solve for x
    x = 482,079,766.88/24,318.51
  6. Step 6: Final answer
    x = 19,823.57

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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.