Home / 26,399.96-39,557.82-19,347.29

Finding the Fourth Proportional to 26,399.96, 39,557.82 and 19,347.29

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Solution

The fourth proportional to 26,399.96, 39,557.82 and 19,347.29 is: 28,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.96 : 39,557.82 = 19,347.29 : x
  2. Step 2: Convert to fraction form
    26,399.96/39,557.82 = 19,347.29/x
  3. Step 3: Cross multiply
    26,399.96x = 39,557.82 × 19,347.29
  4. Step 4: Simplify right side
    26,399.96x = 765,336,615.31
  5. Step 5: Solve for x
    x = 765,336,615.31/26,399.96
  6. Step 6: Final answer
    x = 28,990.07

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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.