Home / 17,300.76-25,951.12-13,357.75

Finding the Fourth Proportional to 17,300.76, 25,951.12 and 13,357.75

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Solution

The fourth proportional to 17,300.76, 25,951.12 and 13,357.75 is: 20,036.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,300.76 : 25,951.12 = 13,357.75 : x
  2. Step 2: Convert to fraction form
    17,300.76/25,951.12 = 13,357.75/x
  3. Step 3: Cross multiply
    17,300.76x = 25,951.12 × 13,357.75
  4. Step 4: Simplify right side
    17,300.76x = 346,648,606.57
  5. Step 5: Solve for x
    x = 346,648,606.57/17,300.76
  6. Step 6: Final answer
    x = 20,036.61

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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.