Home / 26,923.90-40,391.66-8,203.45

Finding the Fourth Proportional to 26,923.90, 40,391.66 and 8,203.45

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Solution

The fourth proportional to 26,923.90, 40,391.66 and 8,203.45 is: 12,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,923.90 : 40,391.66 = 8,203.45 : x
  2. Step 2: Convert to fraction form
    26,923.90/40,391.66 = 8,203.45/x
  3. Step 3: Cross multiply
    26,923.90x = 40,391.66 × 8,203.45
  4. Step 4: Simplify right side
    26,923.90x = 331,350,963.23
  5. Step 5: Solve for x
    x = 331,350,963.23/26,923.90
  6. Step 6: Final answer
    x = 12,306.95

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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.