Home / 17,378.57-26,049.80-7,389.73

Finding the Fourth Proportional to 17,378.57, 26,049.80 and 7,389.73

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Solution

The fourth proportional to 17,378.57, 26,049.80 and 7,389.73 is: 11,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.57 : 26,049.80 = 7,389.73 : x
  2. Step 2: Convert to fraction form
    17,378.57/26,049.80 = 7,389.73/x
  3. Step 3: Cross multiply
    17,378.57x = 26,049.80 × 7,389.73
  4. Step 4: Simplify right side
    17,378.57x = 192,500,941.90
  5. Step 5: Solve for x
    x = 192,500,941.90/17,378.57
  6. Step 6: Final answer
    x = 11,076.91

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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.