Home / 41,220.90-56,884.41-22,357.89

Finding the Fourth Proportional to 41,220.90, 56,884.41 and 22,357.89

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Solution

The fourth proportional to 41,220.90, 56,884.41 and 22,357.89 is: 30,853.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,220.90 : 56,884.41 = 22,357.89 : x
  2. Step 2: Convert to fraction form
    41,220.90/56,884.41 = 22,357.89/x
  3. Step 3: Cross multiply
    41,220.90x = 56,884.41 × 22,357.89
  4. Step 4: Simplify right side
    41,220.90x = 1,271,815,381.49
  5. Step 5: Solve for x
    x = 1,271,815,381.49/41,220.90
  6. Step 6: Final answer
    x = 30,853.65

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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.