Home / 25,651.80-38,513.06-17,734.86

Finding the Fourth Proportional to 25,651.80, 38,513.06 and 17,734.86

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Solution

The fourth proportional to 25,651.80, 38,513.06 and 17,734.86 is: 26,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651.80 : 38,513.06 = 17,734.86 : x
  2. Step 2: Convert to fraction form
    25,651.80/38,513.06 = 17,734.86/x
  3. Step 3: Cross multiply
    25,651.80x = 38,513.06 × 17,734.86
  4. Step 4: Simplify right side
    25,651.80x = 683,023,727.27
  5. Step 5: Solve for x
    x = 683,023,727.27/25,651.80
  6. Step 6: Final answer
    x = 26,626.74

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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.