Home / 25,349.56-38,010.66-11,491

Finding the Fourth Proportional to 25,349.56, 38,010.66 and 11,491

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Solution

The fourth proportional to 25,349.56, 38,010.66 and 11,491 is: 17,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,349.56 : 38,010.66 = 11,491 : x
  2. Step 2: Convert to fraction form
    25,349.56/38,010.66 = 11,491/x
  3. Step 3: Cross multiply
    25,349.56x = 38,010.66 × 11,491
  4. Step 4: Simplify right side
    25,349.56x = 436,780,494.06
  5. Step 5: Solve for x
    x = 436,780,494.06/25,349.56
  6. Step 6: Final answer
    x = 17,230.30

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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.