Home / 26,976.12-37,226.62-15,040.20

Finding the Fourth Proportional to 26,976.12, 37,226.62 and 15,040.20

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Solution

The fourth proportional to 26,976.12, 37,226.62 and 15,040.20 is: 20,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976.12 : 37,226.62 = 15,040.20 : x
  2. Step 2: Convert to fraction form
    26,976.12/37,226.62 = 15,040.20/x
  3. Step 3: Cross multiply
    26,976.12x = 37,226.62 × 15,040.20
  4. Step 4: Simplify right side
    26,976.12x = 559,895,810.12
  5. Step 5: Solve for x
    x = 559,895,810.12/26,976.12
  6. Step 6: Final answer
    x = 20,755.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.