Home / 26,990.38-37,246.80-15,054.48

Finding the Fourth Proportional to 26,990.38, 37,246.80 and 15,054.48

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Solution

The fourth proportional to 26,990.38, 37,246.80 and 15,054.48 is: 20,775.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,990.38 : 37,246.80 = 15,054.48 : x
  2. Step 2: Convert to fraction form
    26,990.38/37,246.80 = 15,054.48/x
  3. Step 3: Cross multiply
    26,990.38x = 37,246.80 × 15,054.48
  4. Step 4: Simplify right side
    26,990.38x = 560,731,205.66
  5. Step 5: Solve for x
    x = 560,731,205.66/26,990.38
  6. Step 6: Final answer
    x = 20,775.22

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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.