Home / 45,390.98-62,638.44-25,247.90

Finding the Fourth Proportional to 45,390.98, 62,638.44 and 25,247.90

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Solution

The fourth proportional to 45,390.98, 62,638.44 and 25,247.90 is: 34,841.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,390.98 : 62,638.44 = 25,247.90 : x
  2. Step 2: Convert to fraction form
    45,390.98/62,638.44 = 25,247.90/x
  3. Step 3: Cross multiply
    45,390.98x = 62,638.44 × 25,247.90
  4. Step 4: Simplify right side
    45,390.98x = 1,581,489,069.28
  5. Step 5: Solve for x
    x = 1,581,489,069.28/45,390.98
  6. Step 6: Final answer
    x = 34,841.48

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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.