Home / 36,121.23-49,849.29-20,207.16

Finding the Fourth Proportional to 36,121.23, 49,849.29 and 20,207.16

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Solution

The fourth proportional to 36,121.23, 49,849.29 and 20,207.16 is: 27,887.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.23 : 49,849.29 = 20,207.16 : x
  2. Step 2: Convert to fraction form
    36,121.23/49,849.29 = 20,207.16/x
  3. Step 3: Cross multiply
    36,121.23x = 49,849.29 × 20,207.16
  4. Step 4: Simplify right side
    36,121.23x = 1,007,312,578.92
  5. Step 5: Solve for x
    x = 1,007,312,578.92/36,121.23
  6. Step 6: Final answer
    x = 27,887.00

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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.