Home / 36,888.13-50,905.56-20,121.13

Finding the Fourth Proportional to 36,888.13, 50,905.56 and 20,121.13

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Solution

The fourth proportional to 36,888.13, 50,905.56 and 20,121.13 is: 27,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.13 : 50,905.56 = 20,121.13 : x
  2. Step 2: Convert to fraction form
    36,888.13/50,905.56 = 20,121.13/x
  3. Step 3: Cross multiply
    36,888.13x = 50,905.56 × 20,121.13
  4. Step 4: Simplify right side
    36,888.13x = 1,024,277,390.48
  5. Step 5: Solve for x
    x = 1,024,277,390.48/36,888.13
  6. Step 6: Final answer
    x = 27,767.13

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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.