Home / 26,241.71-39,329.73-20,673.05

Finding the Fourth Proportional to 26,241.71, 39,329.73 and 20,673.05

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Solution

The fourth proportional to 26,241.71, 39,329.73 and 20,673.05 is: 30,983.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,241.71 : 39,329.73 = 20,673.05 : x
  2. Step 2: Convert to fraction form
    26,241.71/39,329.73 = 20,673.05/x
  3. Step 3: Cross multiply
    26,241.71x = 39,329.73 × 20,673.05
  4. Step 4: Simplify right side
    26,241.71x = 813,065,278.13
  5. Step 5: Solve for x
    x = 813,065,278.13/26,241.71
  6. Step 6: Final answer
    x = 30,983.71

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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.