Home / 36,146.50-49,883.30-20,230.92

Finding the Fourth Proportional to 36,146.50, 49,883.30 and 20,230.92

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Solution

The fourth proportional to 36,146.50, 49,883.30 and 20,230.92 is: 27,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146.50 : 49,883.30 = 20,230.92 : x
  2. Step 2: Convert to fraction form
    36,146.50/49,883.30 = 20,230.92/x
  3. Step 3: Cross multiply
    36,146.50x = 49,883.30 × 20,230.92
  4. Step 4: Simplify right side
    36,146.50x = 1,009,185,051.64
  5. Step 5: Solve for x
    x = 1,009,185,051.64/36,146.50
  6. Step 6: Final answer
    x = 27,919.30

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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.