Home / 36,072.11-49,777.66-20,153.45

Finding the Fourth Proportional to 36,072.11, 49,777.66 and 20,153.45

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Solution

The fourth proportional to 36,072.11, 49,777.66 and 20,153.45 is: 27,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.11 : 49,777.66 = 20,153.45 : x
  2. Step 2: Convert to fraction form
    36,072.11/49,777.66 = 20,153.45/x
  3. Step 3: Cross multiply
    36,072.11x = 49,777.66 × 20,153.45
  4. Step 4: Simplify right side
    36,072.11x = 1,003,191,581.93
  5. Step 5: Solve for x
    x = 1,003,191,581.93/36,072.11
  6. Step 6: Final answer
    x = 27,810.73

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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.