Home / 26,880.80-40,337.76-17,006.48

Finding the Fourth Proportional to 26,880.80, 40,337.76 and 17,006.48

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Solution

The fourth proportional to 26,880.80, 40,337.76 and 17,006.48 is: 25,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,880.80 : 40,337.76 = 17,006.48 : x
  2. Step 2: Convert to fraction form
    26,880.80/40,337.76 = 17,006.48/x
  3. Step 3: Cross multiply
    26,880.80x = 40,337.76 × 17,006.48
  4. Step 4: Simplify right side
    26,880.80x = 686,003,308.68
  5. Step 5: Solve for x
    x = 686,003,308.68/26,880.80
  6. Step 6: Final answer
    x = 25,520.20

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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.