Home / 25,181.25-34,750.14-13,850.91

Finding the Fourth Proportional to 25,181.25, 34,750.14 and 13,850.91

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Solution

The fourth proportional to 25,181.25, 34,750.14 and 13,850.91 is: 19,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181.25 : 34,750.14 = 13,850.91 : x
  2. Step 2: Convert to fraction form
    25,181.25/34,750.14 = 13,850.91/x
  3. Step 3: Cross multiply
    25,181.25x = 34,750.14 × 13,850.91
  4. Step 4: Simplify right side
    25,181.25x = 481,321,061.63
  5. Step 5: Solve for x
    x = 481,321,061.63/25,181.25
  6. Step 6: Final answer
    x = 19,114.26

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1.5x scale

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.