Home / 23,545.80-35,318.70-19,744.20

Finding the Fourth Proportional to 23,545.80, 35,318.70 and 19,744.20

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Solution

The fourth proportional to 23,545.80, 35,318.70 and 19,744.20 is: 29,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,545.80 : 35,318.70 = 19,744.20 : x
  2. Step 2: Convert to fraction form
    23,545.80/35,318.70 = 19,744.20/x
  3. Step 3: Cross multiply
    23,545.80x = 35,318.70 × 19,744.20
  4. Step 4: Simplify right side
    23,545.80x = 697,339,476.54
  5. Step 5: Solve for x
    x = 697,339,476.54/23,545.80
  6. Step 6: Final answer
    x = 29,616.30

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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.