Home / 26,893.80-40,361.58-18,631.71

Finding the Fourth Proportional to 26,893.80, 40,361.58 and 18,631.71

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Solution

The fourth proportional to 26,893.80, 40,361.58 and 18,631.71 is: 27,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,893.80 : 40,361.58 = 18,631.71 : x
  2. Step 2: Convert to fraction form
    26,893.80/40,361.58 = 18,631.71/x
  3. Step 3: Cross multiply
    26,893.80x = 40,361.58 × 18,631.71
  4. Step 4: Simplify right side
    26,893.80x = 752,005,253.70
  5. Step 5: Solve for x
    x = 752,005,253.70/26,893.80
  6. Step 6: Final answer
    x = 27,962.03

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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.