Home / 15,545.74-23,318.62-11,868.84

Finding the Fourth Proportional to 15,545.74, 23,318.62 and 11,868.84

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Solution

The fourth proportional to 15,545.74, 23,318.62 and 11,868.84 is: 17,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.74 : 23,318.62 = 11,868.84 : x
  2. Step 2: Convert to fraction form
    15,545.74/23,318.62 = 11,868.84/x
  3. Step 3: Cross multiply
    15,545.74x = 23,318.62 × 11,868.84
  4. Step 4: Simplify right side
    15,545.74x = 276,764,969.80
  5. Step 5: Solve for x
    x = 276,764,969.80/15,545.74
  6. Step 6: Final answer
    x = 17,803.27

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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.