Home / 25,789.08-38,644.74-10,202.52

Finding the Fourth Proportional to 25,789.08, 38,644.74 and 10,202.52

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Solution

The fourth proportional to 25,789.08, 38,644.74 and 10,202.52 is: 15,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,789.08 : 38,644.74 = 10,202.52 : x
  2. Step 2: Convert to fraction form
    25,789.08/38,644.74 = 10,202.52/x
  3. Step 3: Cross multiply
    25,789.08x = 38,644.74 × 10,202.52
  4. Step 4: Simplify right side
    25,789.08x = 394,273,732.74
  5. Step 5: Solve for x
    x = 394,273,732.74/25,789.08
  6. Step 6: Final answer
    x = 15,288.40

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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.