Home / 40,843.38-61,268.50-11,261.20

Finding the Fourth Proportional to 40,843.38, 61,268.50 and 11,261.20

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Solution

The fourth proportional to 40,843.38, 61,268.50 and 11,261.20 is: 16,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,843.38 : 61,268.50 = 11,261.20 : x
  2. Step 2: Convert to fraction form
    40,843.38/61,268.50 = 11,261.20/x
  3. Step 3: Cross multiply
    40,843.38x = 61,268.50 × 11,261.20
  4. Step 4: Simplify right side
    40,843.38x = 689,956,832.20
  5. Step 5: Solve for x
    x = 689,956,832.20/40,843.38
  6. Step 6: Final answer
    x = 16,892.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.