Home / 26,579.70-39,869.55-22,278.90

Finding the Fourth Proportional to 26,579.70, 39,869.55 and 22,278.90

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Solution

The fourth proportional to 26,579.70, 39,869.55 and 22,278.90 is: 33,418.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.70 : 39,869.55 = 22,278.90 : x
  2. Step 2: Convert to fraction form
    26,579.70/39,869.55 = 22,278.90/x
  3. Step 3: Cross multiply
    26,579.70x = 39,869.55 × 22,278.90
  4. Step 4: Simplify right side
    26,579.70x = 888,249,717.50
  5. Step 5: Solve for x
    x = 888,249,717.50/26,579.70
  6. Step 6: Final answer
    x = 33,418.35

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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.