Home / 29,815.29-41,144.29-16,386.55

Finding the Fourth Proportional to 29,815.29, 41,144.29 and 16,386.55

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Solution

The fourth proportional to 29,815.29, 41,144.29 and 16,386.55 is: 22,612.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.29 : 41,144.29 = 16,386.55 : x
  2. Step 2: Convert to fraction form
    29,815.29/41,144.29 = 16,386.55/x
  3. Step 3: Cross multiply
    29,815.29x = 41,144.29 × 16,386.55
  4. Step 4: Simplify right side
    29,815.29x = 674,212,821.47
  5. Step 5: Solve for x
    x = 674,212,821.47/29,815.29
  6. Step 6: Final answer
    x = 22,612.99

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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.