Home / 26,237.82-36,205.20-15,625.42

Finding the Fourth Proportional to 26,237.82, 36,205.20 and 15,625.42

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Solution

The fourth proportional to 26,237.82, 36,205.20 and 15,625.42 is: 21,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,237.82 : 36,205.20 = 15,625.42 : x
  2. Step 2: Convert to fraction form
    26,237.82/36,205.20 = 15,625.42/x
  3. Step 3: Cross multiply
    26,237.82x = 36,205.20 × 15,625.42
  4. Step 4: Simplify right side
    26,237.82x = 565,721,456.18
  5. Step 5: Solve for x
    x = 565,721,456.18/26,237.82
  6. Step 6: Final answer
    x = 21,561.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.