Home / 29,011.24-40,039.14-16,440.04

Finding the Fourth Proportional to 29,011.24, 40,039.14 and 16,440.04

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Solution

The fourth proportional to 29,011.24, 40,039.14 and 16,440.04 is: 22,689.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.24 : 40,039.14 = 16,440.04 : x
  2. Step 2: Convert to fraction form
    29,011.24/40,039.14 = 16,440.04/x
  3. Step 3: Cross multiply
    29,011.24x = 40,039.14 × 16,440.04
  4. Step 4: Simplify right side
    29,011.24x = 658,245,063.17
  5. Step 5: Solve for x
    x = 658,245,063.17/29,011.24
  6. Step 6: Final answer
    x = 22,689.31

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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.