Home / 36,119.06-49,845.64-20,203.46

Finding the Fourth Proportional to 36,119.06, 49,845.64 and 20,203.46

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Solution

The fourth proportional to 36,119.06, 49,845.64 and 20,203.46 is: 27,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.06 : 49,845.64 = 20,203.46 : x
  2. Step 2: Convert to fraction form
    36,119.06/49,845.64 = 20,203.46/x
  3. Step 3: Cross multiply
    36,119.06x = 49,845.64 × 20,203.46
  4. Step 4: Simplify right side
    36,119.06x = 1,007,054,393.91
  5. Step 5: Solve for x
    x = 1,007,054,393.91/36,119.06
  6. Step 6: Final answer
    x = 27,881.52

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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.