Home / 29,701.65-40,972.71-18,367.53

Finding the Fourth Proportional to 29,701.65, 40,972.71 and 18,367.53

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Solution

The fourth proportional to 29,701.65, 40,972.71 and 18,367.53 is: 25,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,701.65 : 40,972.71 = 18,367.53 : x
  2. Step 2: Convert to fraction form
    29,701.65/40,972.71 = 18,367.53/x
  3. Step 3: Cross multiply
    29,701.65x = 40,972.71 × 18,367.53
  4. Step 4: Simplify right side
    29,701.65x = 752,567,480.11
  5. Step 5: Solve for x
    x = 752,567,480.11/29,701.65
  6. Step 6: Final answer
    x = 25,337.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.