Home / 36,888.95-50,906.91-20,122.31

Finding the Fourth Proportional to 36,888.95, 50,906.91 and 20,122.31

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Solution

The fourth proportional to 36,888.95, 50,906.91 and 20,122.31 is: 27,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.95 : 50,906.91 = 20,122.31 : x
  2. Step 2: Convert to fraction form
    36,888.95/50,906.91 = 20,122.31/x
  3. Step 3: Cross multiply
    36,888.95x = 50,906.91 × 20,122.31
  4. Step 4: Simplify right side
    36,888.95x = 1,024,364,269.02
  5. Step 5: Solve for x
    x = 1,024,364,269.02/36,888.95
  6. Step 6: Final answer
    x = 27,768.87

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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.