Home / 25,819.56-38,728.53-7,351.56

Finding the Fourth Proportional to 25,819.56, 38,728.53 and 7,351.56

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Solution

The fourth proportional to 25,819.56, 38,728.53 and 7,351.56 is: 11,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819.56 : 38,728.53 = 7,351.56 : x
  2. Step 2: Convert to fraction form
    25,819.56/38,728.53 = 7,351.56/x
  3. Step 3: Cross multiply
    25,819.56x = 38,728.53 × 7,351.56
  4. Step 4: Simplify right side
    25,819.56x = 284,715,112.01
  5. Step 5: Solve for x
    x = 284,715,112.01/25,819.56
  6. Step 6: Final answer
    x = 11,027.11

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1.5x scale

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.