Home / 25,630.16-38,450.88-7,863.26

Finding the Fourth Proportional to 25,630.16, 38,450.88 and 7,863.26

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Solution

The fourth proportional to 25,630.16, 38,450.88 and 7,863.26 is: 11,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.16 : 38,450.88 = 7,863.26 : x
  2. Step 2: Convert to fraction form
    25,630.16/38,450.88 = 7,863.26/x
  3. Step 3: Cross multiply
    25,630.16x = 38,450.88 × 7,863.26
  4. Step 4: Simplify right side
    25,630.16x = 302,349,266.67
  5. Step 5: Solve for x
    x = 302,349,266.67/25,630.16
  6. Step 6: Final answer
    x = 11,796.62

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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.