Home / 25,824.72-38,736.54-7,104.69

Finding the Fourth Proportional to 25,824.72, 38,736.54 and 7,104.69

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Solution

The fourth proportional to 25,824.72, 38,736.54 and 7,104.69 is: 10,656.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,824.72 : 38,736.54 = 7,104.69 : x
  2. Step 2: Convert to fraction form
    25,824.72/38,736.54 = 7,104.69/x
  3. Step 3: Cross multiply
    25,824.72x = 38,736.54 × 7,104.69
  4. Step 4: Simplify right side
    25,824.72x = 275,211,108.37
  5. Step 5: Solve for x
    x = 275,211,108.37/25,824.72
  6. Step 6: Final answer
    x = 10,656.89

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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.