Home / 17,766.75-26,650.13-5,454.75

Finding the Fourth Proportional to 17,766.75, 26,650.13 and 5,454.75

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Solution

The fourth proportional to 17,766.75, 26,650.13 and 5,454.75 is: 8,182.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.75 : 26,650.13 = 5,454.75 : x
  2. Step 2: Convert to fraction form
    17,766.75/26,650.13 = 5,454.75/x
  3. Step 3: Cross multiply
    17,766.75x = 26,650.13 × 5,454.75
  4. Step 4: Simplify right side
    17,766.75x = 145,369,769.34
  5. Step 5: Solve for x
    x = 145,369,769.34/17,766.75
  6. Step 6: Final answer
    x = 8,182.13

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1.5x scale

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.