Home / 36,106.08-49,822.20-20,190.12

Finding the Fourth Proportional to 36,106.08, 49,822.20 and 20,190.12

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Solution

The fourth proportional to 36,106.08, 49,822.20 and 20,190.12 is: 27,860.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.08 : 49,822.20 = 20,190.12 : x
  2. Step 2: Convert to fraction form
    36,106.08/49,822.20 = 20,190.12/x
  3. Step 3: Cross multiply
    36,106.08x = 49,822.20 × 20,190.12
  4. Step 4: Simplify right side
    36,106.08x = 1,005,916,196.66
  5. Step 5: Solve for x
    x = 1,005,916,196.66/36,106.08
  6. Step 6: Final answer
    x = 27,860.02

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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.