Home / 25,386.72-38,004.48-22,716.96

Finding the Fourth Proportional to 25,386.72, 38,004.48 and 22,716.96

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Solution

The fourth proportional to 25,386.72, 38,004.48 and 22,716.96 is: 34,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386.72 : 38,004.48 = 22,716.96 : x
  2. Step 2: Convert to fraction form
    25,386.72/38,004.48 = 22,716.96/x
  3. Step 3: Cross multiply
    25,386.72x = 38,004.48 × 22,716.96
  4. Step 4: Simplify right side
    25,386.72x = 863,346,251.98
  5. Step 5: Solve for x
    x = 863,346,251.98/25,386.72
  6. Step 6: Final answer
    x = 34,007.79

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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.