Home / 26,493.28-39,893.92-19,147.84

Finding the Fourth Proportional to 26,493.28, 39,893.92 and 19,147.84

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Solution

The fourth proportional to 26,493.28, 39,893.92 and 19,147.84 is: 28,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.28 : 39,893.92 = 19,147.84 : x
  2. Step 2: Convert to fraction form
    26,493.28/39,893.92 = 19,147.84/x
  3. Step 3: Cross multiply
    26,493.28x = 39,893.92 × 19,147.84
  4. Step 4: Simplify right side
    26,493.28x = 763,882,397.13
  5. Step 5: Solve for x
    x = 763,882,397.13/26,493.28
  6. Step 6: Final answer
    x = 28,833.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.