Home / 36,888.57-50,906.39-20,121.93

Finding the Fourth Proportional to 36,888.57, 50,906.39 and 20,121.93

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Solution

The fourth proportional to 36,888.57, 50,906.39 and 20,121.93 is: 27,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.57 : 50,906.39 = 20,121.93 : x
  2. Step 2: Convert to fraction form
    36,888.57/50,906.39 = 20,121.93/x
  3. Step 3: Cross multiply
    36,888.57x = 50,906.39 × 20,121.93
  4. Step 4: Simplify right side
    36,888.57x = 1,024,334,715.52
  5. Step 5: Solve for x
    x = 1,024,334,715.52/36,888.57
  6. Step 6: Final answer
    x = 27,768.35

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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.