Home / 23,645.82-35,364.15-21,031.66

Finding the Fourth Proportional to 23,645.82, 35,364.15 and 21,031.66

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Solution

The fourth proportional to 23,645.82, 35,364.15 and 21,031.66 is: 31,454.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,645.82 : 35,364.15 = 21,031.66 : x
  2. Step 2: Convert to fraction form
    23,645.82/35,364.15 = 21,031.66/x
  3. Step 3: Cross multiply
    23,645.82x = 35,364.15 × 21,031.66
  4. Step 4: Simplify right side
    23,645.82x = 743,766,778.99
  5. Step 5: Solve for x
    x = 743,766,778.99/23,645.82
  6. Step 6: Final answer
    x = 31,454.47

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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.