Home / 40,369.38-55,709.74-22,705.38

Finding the Fourth Proportional to 40,369.38, 55,709.74 and 22,705.38

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Solution

The fourth proportional to 40,369.38, 55,709.74 and 22,705.38 is: 31,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369.38 : 55,709.74 = 22,705.38 : x
  2. Step 2: Convert to fraction form
    40,369.38/55,709.74 = 22,705.38/x
  3. Step 3: Cross multiply
    40,369.38x = 55,709.74 × 22,705.38
  4. Step 4: Simplify right side
    40,369.38x = 1,264,910,537.85
  5. Step 5: Solve for x
    x = 1,264,910,537.85/40,369.38
  6. Step 6: Final answer
    x = 31,333.42

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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.