Home / 38,388.72-57,576.78-27,261.72

Finding the Fourth Proportional to 38,388.72, 57,576.78 and 27,261.72

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Solution

The fourth proportional to 38,388.72, 57,576.78 and 27,261.72 is: 40,888.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,388.72 : 57,576.78 = 27,261.72 : x
  2. Step 2: Convert to fraction form
    38,388.72/57,576.78 = 27,261.72/x
  3. Step 3: Cross multiply
    38,388.72x = 57,576.78 × 27,261.72
  4. Step 4: Simplify right side
    38,388.72x = 1,569,642,054.86
  5. Step 5: Solve for x
    x = 1,569,642,054.86/38,388.72
  6. Step 6: Final answer
    x = 40,888.11

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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.