Home / 27,127.96-40,704.90-17,278.36

Finding the Fourth Proportional to 27,127.96, 40,704.90 and 17,278.36

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Solution

The fourth proportional to 27,127.96, 40,704.90 and 17,278.36 is: 25,925.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127.96 : 40,704.90 = 17,278.36 : x
  2. Step 2: Convert to fraction form
    27,127.96/40,704.90 = 17,278.36/x
  3. Step 3: Cross multiply
    27,127.96x = 40,704.90 × 17,278.36
  4. Step 4: Simplify right side
    27,127.96x = 703,313,915.96
  5. Step 5: Solve for x
    x = 703,313,915.96/27,127.96
  6. Step 6: Final answer
    x = 25,925.79

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1.5x scale

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.