Home / 36,192.78-49,945.41-20,277.18

Finding the Fourth Proportional to 36,192.78, 49,945.41 and 20,277.18

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Solution

The fourth proportional to 36,192.78, 49,945.41 and 20,277.18 is: 27,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,192.78 : 49,945.41 = 20,277.18 : x
  2. Step 2: Convert to fraction form
    36,192.78/49,945.41 = 20,277.18/x
  3. Step 3: Cross multiply
    36,192.78x = 49,945.41 × 20,277.18
  4. Step 4: Simplify right side
    36,192.78x = 1,012,752,068.74
  5. Step 5: Solve for x
    x = 1,012,752,068.74/36,192.78
  6. Step 6: Final answer
    x = 27,982.16

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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.