Home / 36,043.21-49,737.57-21,523.78

Finding the Fourth Proportional to 36,043.21, 49,737.57 and 21,523.78

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Solution

The fourth proportional to 36,043.21, 49,737.57 and 21,523.78 is: 29,701.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,043.21 : 49,737.57 = 21,523.78 : x
  2. Step 2: Convert to fraction form
    36,043.21/49,737.57 = 21,523.78/x
  3. Step 3: Cross multiply
    36,043.21x = 49,737.57 × 21,523.78
  4. Step 4: Simplify right side
    36,043.21x = 1,070,540,514.41
  5. Step 5: Solve for x
    x = 1,070,540,514.41/36,043.21
  6. Step 6: Final answer
    x = 29,701.59

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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.