Home / 26,767.80-40,170.20-9,237.69

Finding the Fourth Proportional to 26,767.80, 40,170.20 and 9,237.69

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Solution

The fourth proportional to 26,767.80, 40,170.20 and 9,237.69 is: 13,862.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,767.80 : 40,170.20 = 9,237.69 : x
  2. Step 2: Convert to fraction form
    26,767.80/40,170.20 = 9,237.69/x
  3. Step 3: Cross multiply
    26,767.80x = 40,170.20 × 9,237.69
  4. Step 4: Simplify right side
    26,767.80x = 371,079,808.65
  5. Step 5: Solve for x
    x = 371,079,808.65/26,767.80
  6. Step 6: Final answer
    x = 13,862.92

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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.