Home / 25,288.66-37,945.14-13,600.36

Finding the Fourth Proportional to 25,288.66, 37,945.14 and 13,600.36

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Solution

The fourth proportional to 25,288.66, 37,945.14 and 13,600.36 is: 20,407.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.66 : 37,945.14 = 13,600.36 : x
  2. Step 2: Convert to fraction form
    25,288.66/37,945.14 = 13,600.36/x
  3. Step 3: Cross multiply
    25,288.66x = 37,945.14 × 13,600.36
  4. Step 4: Simplify right side
    25,288.66x = 516,067,564.25
  5. Step 5: Solve for x
    x = 516,067,564.25/25,288.66
  6. Step 6: Final answer
    x = 20,407.07

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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.