Home / 17,660.20-26,490.22-5,981.48

Finding the Fourth Proportional to 17,660.20, 26,490.22 and 5,981.48

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Solution

The fourth proportional to 17,660.20, 26,490.22 and 5,981.48 is: 8,972.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.20 : 26,490.22 = 5,981.48 : x
  2. Step 2: Convert to fraction form
    17,660.20/26,490.22 = 5,981.48/x
  3. Step 3: Cross multiply
    17,660.20x = 26,490.22 × 5,981.48
  4. Step 4: Simplify right side
    17,660.20x = 158,450,721.13
  5. Step 5: Solve for x
    x = 158,450,721.13/17,660.20
  6. Step 6: Final answer
    x = 8,972.19

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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.