Home / 16,849.79-25,279.17-5,756.46

Finding the Fourth Proportional to 16,849.79, 25,279.17 and 5,756.46

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Solution

The fourth proportional to 16,849.79, 25,279.17 and 5,756.46 is: 8,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,849.79 : 25,279.17 = 5,756.46 : x
  2. Step 2: Convert to fraction form
    16,849.79/25,279.17 = 5,756.46/x
  3. Step 3: Cross multiply
    16,849.79x = 25,279.17 × 5,756.46
  4. Step 4: Simplify right side
    16,849.79x = 145,518,530.94
  5. Step 5: Solve for x
    x = 145,518,530.94/16,849.79
  6. Step 6: Final answer
    x = 8,636.22

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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.