Home / 18,340.73-27,510.64-5,860.55

Finding the Fourth Proportional to 18,340.73, 27,510.64 and 5,860.55

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Solution

The fourth proportional to 18,340.73, 27,510.64 and 5,860.55 is: 8,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.73 : 27,510.64 = 5,860.55 : x
  2. Step 2: Convert to fraction form
    18,340.73/27,510.64 = 5,860.55/x
  3. Step 3: Cross multiply
    18,340.73x = 27,510.64 × 5,860.55
  4. Step 4: Simplify right side
    18,340.73x = 161,227,535.38
  5. Step 5: Solve for x
    x = 161,227,535.38/18,340.73
  6. Step 6: Final answer
    x = 8,790.68

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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.