Home / 18,340.80-27,510.96-5,860.66

Finding the Fourth Proportional to 18,340.80, 27,510.96 and 5,860.66

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Solution

The fourth proportional to 18,340.80, 27,510.96 and 5,860.66 is: 8,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.80 : 27,510.96 = 5,860.66 : x
  2. Step 2: Convert to fraction form
    18,340.80/27,510.96 = 5,860.66/x
  3. Step 3: Cross multiply
    18,340.80x = 27,510.96 × 5,860.66
  4. Step 4: Simplify right side
    18,340.80x = 161,232,382.83
  5. Step 5: Solve for x
    x = 161,232,382.83/18,340.80
  6. Step 6: Final answer
    x = 8,790.91

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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.