Home / 36,058.06-49,755.18-20,140.48

Finding the Fourth Proportional to 36,058.06, 49,755.18 and 20,140.48

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Solution

The fourth proportional to 36,058.06, 49,755.18 and 20,140.48 is: 27,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,058.06 : 49,755.18 = 20,140.48 : x
  2. Step 2: Convert to fraction form
    36,058.06/49,755.18 = 20,140.48/x
  3. Step 3: Cross multiply
    36,058.06x = 49,755.18 × 20,140.48
  4. Step 4: Simplify right side
    36,058.06x = 1,002,093,207.69
  5. Step 5: Solve for x
    x = 1,002,093,207.69/36,058.06
  6. Step 6: Final answer
    x = 27,791.10

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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.