Home / 27,002.40-40,552.20-26,127.60

Finding the Fourth Proportional to 27,002.40, 40,552.20 and 26,127.60

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Solution

The fourth proportional to 27,002.40, 40,552.20 and 26,127.60 is: 39,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,002.40 : 40,552.20 = 26,127.60 : x
  2. Step 2: Convert to fraction form
    27,002.40/40,552.20 = 26,127.60/x
  3. Step 3: Cross multiply
    27,002.40x = 40,552.20 × 26,127.60
  4. Step 4: Simplify right side
    27,002.40x = 1,059,531,660.72
  5. Step 5: Solve for x
    x = 1,059,531,660.72/27,002.40
  6. Step 6: Final answer
    x = 39,238.43

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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.