Home / 25,504.13-38,200.82-12,328.88

Finding the Fourth Proportional to 25,504.13, 38,200.82 and 12,328.88

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Solution

The fourth proportional to 25,504.13, 38,200.82 and 12,328.88 is: 18,466.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,504.13 : 38,200.82 = 12,328.88 : x
  2. Step 2: Convert to fraction form
    25,504.13/38,200.82 = 12,328.88/x
  3. Step 3: Cross multiply
    25,504.13x = 38,200.82 × 12,328.88
  4. Step 4: Simplify right side
    25,504.13x = 470,973,073.03
  5. Step 5: Solve for x
    x = 470,973,073.03/25,504.13
  6. Step 6: Final answer
    x = 18,466.54

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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.