Home / 26,237.28-39,349.20-7,764.96

Finding the Fourth Proportional to 26,237.28, 39,349.20 and 7,764.96

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Solution

The fourth proportional to 26,237.28, 39,349.20 and 7,764.96 is: 11,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,237.28 : 39,349.20 = 7,764.96 : x
  2. Step 2: Convert to fraction form
    26,237.28/39,349.20 = 7,764.96/x
  3. Step 3: Cross multiply
    26,237.28x = 39,349.20 × 7,764.96
  4. Step 4: Simplify right side
    26,237.28x = 305,544,964.03
  5. Step 5: Solve for x
    x = 305,544,964.03/26,237.28
  6. Step 6: Final answer
    x = 11,645.45

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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.