Home / 20,041.40-27,773.90-19,759.52

Finding the Fourth Proportional to 20,041.40, 27,773.90 and 19,759.52

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Solution

The fourth proportional to 20,041.40, 27,773.90 and 19,759.52 is: 27,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.40 : 27,773.90 = 19,759.52 : x
  2. Step 2: Convert to fraction form
    20,041.40/27,773.90 = 19,759.52/x
  3. Step 3: Cross multiply
    20,041.40x = 27,773.90 × 19,759.52
  4. Step 4: Simplify right side
    20,041.40x = 548,798,932.53
  5. Step 5: Solve for x
    x = 548,798,932.53/20,041.40
  6. Step 6: Final answer
    x = 27,383.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.