Home / 45,418.32-62,676-25,274.88

Finding the Fourth Proportional to 45,418.32, 62,676 and 25,274.88

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Solution

The fourth proportional to 45,418.32, 62,676 and 25,274.88 is: 34,878.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,418.32 : 62,676 = 25,274.88 : x
  2. Step 2: Convert to fraction form
    45,418.32/62,676 = 25,274.88/x
  3. Step 3: Cross multiply
    45,418.32x = 62,676 × 25,274.88
  4. Step 4: Simplify right side
    45,418.32x = 1,584,128,378.88
  5. Step 5: Solve for x
    x = 1,584,128,378.88/45,418.32
  6. Step 6: Final answer
    x = 34,878.62

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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.