Home / 27,340.20-37,724.92-15,238.06

Finding the Fourth Proportional to 27,340.20, 37,724.92 and 15,238.06

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Solution

The fourth proportional to 27,340.20, 37,724.92 and 15,238.06 is: 21,025.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.20 : 37,724.92 = 15,238.06 : x
  2. Step 2: Convert to fraction form
    27,340.20/37,724.92 = 15,238.06/x
  3. Step 3: Cross multiply
    27,340.20x = 37,724.92 × 15,238.06
  4. Step 4: Simplify right side
    27,340.20x = 574,854,594.46
  5. Step 5: Solve for x
    x = 574,854,594.46/27,340.20
  6. Step 6: Final answer
    x = 21,025.98

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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.