Home / 27,078.16-40,592.56-10,427.52

Finding the Fourth Proportional to 27,078.16, 40,592.56 and 10,427.52

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Solution

The fourth proportional to 27,078.16, 40,592.56 and 10,427.52 is: 15,631.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,078.16 : 40,592.56 = 10,427.52 : x
  2. Step 2: Convert to fraction form
    27,078.16/40,592.56 = 10,427.52/x
  3. Step 3: Cross multiply
    27,078.16x = 40,592.56 × 10,427.52
  4. Step 4: Simplify right side
    27,078.16x = 423,279,731.25
  5. Step 5: Solve for x
    x = 423,279,731.25/27,078.16
  6. Step 6: Final answer
    x = 15,631.78

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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.