Home / 39,418.62-54,305.28-27,460.32

Finding the Fourth Proportional to 39,418.62, 54,305.28 and 27,460.32

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Solution

The fourth proportional to 39,418.62, 54,305.28 and 27,460.32 is: 37,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,418.62 : 54,305.28 = 27,460.32 : x
  2. Step 2: Convert to fraction form
    39,418.62/54,305.28 = 27,460.32/x
  3. Step 3: Cross multiply
    39,418.62x = 54,305.28 × 27,460.32
  4. Step 4: Simplify right side
    39,418.62x = 1,491,240,366.49
  5. Step 5: Solve for x
    x = 1,491,240,366.49/39,418.62
  6. Step 6: Final answer
    x = 37,830.86

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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.