Home / 26,651.13-39,808.90-19,568.49

Finding the Fourth Proportional to 26,651.13, 39,808.90 and 19,568.49

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Solution

The fourth proportional to 26,651.13, 39,808.90 and 19,568.49 is: 29,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,651.13 : 39,808.90 = 19,568.49 : x
  2. Step 2: Convert to fraction form
    26,651.13/39,808.90 = 19,568.49/x
  3. Step 3: Cross multiply
    26,651.13x = 39,808.90 × 19,568.49
  4. Step 4: Simplify right side
    26,651.13x = 779,000,012.64
  5. Step 5: Solve for x
    x = 779,000,012.64/26,651.13
  6. Step 6: Final answer
    x = 29,229.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.