Home / 22,568.87-31,204.49-19,766.34

Finding the Fourth Proportional to 22,568.87, 31,204.49 and 19,766.34

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Solution

The fourth proportional to 22,568.87, 31,204.49 and 19,766.34 is: 27,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,568.87 : 31,204.49 = 19,766.34 : x
  2. Step 2: Convert to fraction form
    22,568.87/31,204.49 = 19,766.34/x
  3. Step 3: Cross multiply
    22,568.87x = 31,204.49 × 19,766.34
  4. Step 4: Simplify right side
    22,568.87x = 616,798,460.03
  5. Step 5: Solve for x
    x = 616,798,460.03/22,568.87
  6. Step 6: Final answer
    x = 27,329.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.