Home / 27,054.80-37,334.92-15,118.20

Finding the Fourth Proportional to 27,054.80, 37,334.92 and 15,118.20

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Solution

The fourth proportional to 27,054.80, 37,334.92 and 15,118.20 is: 20,862.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.80 : 37,334.92 = 15,118.20 : x
  2. Step 2: Convert to fraction form
    27,054.80/37,334.92 = 15,118.20/x
  3. Step 3: Cross multiply
    27,054.80x = 37,334.92 × 15,118.20
  4. Step 4: Simplify right side
    27,054.80x = 564,436,787.54
  5. Step 5: Solve for x
    x = 564,436,787.54/27,054.80
  6. Step 6: Final answer
    x = 20,862.72

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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.