Home / 25,401.98-38,114.79-11,371.50

Finding the Fourth Proportional to 25,401.98, 38,114.79 and 11,371.50

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Solution

The fourth proportional to 25,401.98, 38,114.79 and 11,371.50 is: 17,062.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,401.98 : 38,114.79 = 11,371.50 : x
  2. Step 2: Convert to fraction form
    25,401.98/38,114.79 = 11,371.50/x
  3. Step 3: Cross multiply
    25,401.98x = 38,114.79 × 11,371.50
  4. Step 4: Simplify right side
    25,401.98x = 433,422,236.84
  5. Step 5: Solve for x
    x = 433,422,236.84/25,401.98
  6. Step 6: Final answer
    x = 17,062.54

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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.