Home / 24,573.32-33,876.82-20,781.23

Finding the Fourth Proportional to 24,573.32, 33,876.82 and 20,781.23

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Solution

The fourth proportional to 24,573.32, 33,876.82 and 20,781.23 is: 28,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,573.32 : 33,876.82 = 20,781.23 : x
  2. Step 2: Convert to fraction form
    24,573.32/33,876.82 = 20,781.23/x
  3. Step 3: Cross multiply
    24,573.32x = 33,876.82 × 20,781.23
  4. Step 4: Simplify right side
    24,573.32x = 704,002,020.83
  5. Step 5: Solve for x
    x = 704,002,020.83/24,573.32
  6. Step 6: Final answer
    x = 28,649.05

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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.