Home / 33,885.20-46,778.10-22,561.40

Finding the Fourth Proportional to 33,885.20, 46,778.10 and 22,561.40

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Solution

The fourth proportional to 33,885.20, 46,778.10 and 22,561.40 is: 31,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.20 : 46,778.10 = 22,561.40 : x
  2. Step 2: Convert to fraction form
    33,885.20/46,778.10 = 22,561.40/x
  3. Step 3: Cross multiply
    33,885.20x = 46,778.10 × 22,561.40
  4. Step 4: Simplify right side
    33,885.20x = 1,055,379,425.34
  5. Step 5: Solve for x
    x = 1,055,379,425.34/33,885.20
  6. Step 6: Final answer
    x = 31,145.73

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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.