Home / 26,571.60-39,808.80-16,171.20

Finding the Fourth Proportional to 26,571.60, 39,808.80 and 16,171.20

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Solution

The fourth proportional to 26,571.60, 39,808.80 and 16,171.20 is: 24,227.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571.60 : 39,808.80 = 16,171.20 : x
  2. Step 2: Convert to fraction form
    26,571.60/39,808.80 = 16,171.20/x
  3. Step 3: Cross multiply
    26,571.60x = 39,808.80 × 16,171.20
  4. Step 4: Simplify right side
    26,571.60x = 643,756,066.56
  5. Step 5: Solve for x
    x = 643,756,066.56/26,571.60
  6. Step 6: Final answer
    x = 24,227.22

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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.