Home / 25,705.08-38,561.46-8,175.48

Finding the Fourth Proportional to 25,705.08, 38,561.46 and 8,175.48

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Solution

The fourth proportional to 25,705.08, 38,561.46 and 8,175.48 is: 12,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705.08 : 38,561.46 = 8,175.48 : x
  2. Step 2: Convert to fraction form
    25,705.08/38,561.46 = 8,175.48/x
  3. Step 3: Cross multiply
    25,705.08x = 38,561.46 × 8,175.48
  4. Step 4: Simplify right side
    25,705.08x = 315,258,445.00
  5. Step 5: Solve for x
    x = 315,258,445.00/25,705.08
  6. Step 6: Final answer
    x = 12,264.44

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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.