Home / 36,203.36-49,962.02-20,288.07

Finding the Fourth Proportional to 36,203.36, 49,962.02 and 20,288.07

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Solution

The fourth proportional to 36,203.36, 49,962.02 and 20,288.07 is: 27,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203.36 : 49,962.02 = 20,288.07 : x
  2. Step 2: Convert to fraction form
    36,203.36/49,962.02 = 20,288.07/x
  3. Step 3: Cross multiply
    36,203.36x = 49,962.02 × 20,288.07
  4. Step 4: Simplify right side
    36,203.36x = 1,013,632,857.66
  5. Step 5: Solve for x
    x = 1,013,632,857.66/36,203.36
  6. Step 6: Final answer
    x = 27,998.31

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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.