Home / 36,041.40-49,737.24-20,126.43

Finding the Fourth Proportional to 36,041.40, 49,737.24 and 20,126.43

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Solution

The fourth proportional to 36,041.40, 49,737.24 and 20,126.43 is: 27,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,041.40 : 49,737.24 = 20,126.43 : x
  2. Step 2: Convert to fraction form
    36,041.40/49,737.24 = 20,126.43/x
  3. Step 3: Cross multiply
    36,041.40x = 49,737.24 × 20,126.43
  4. Step 4: Simplify right side
    36,041.40x = 1,001,033,079.25
  5. Step 5: Solve for x
    x = 1,001,033,079.25/36,041.40
  6. Step 6: Final answer
    x = 27,774.53

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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.