Home / 36,758.42-50,725.10-21,651.70

Finding the Fourth Proportional to 36,758.42, 50,725.10 and 21,651.70

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Solution

The fourth proportional to 36,758.42, 50,725.10 and 21,651.70 is: 29,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,758.42 : 50,725.10 = 21,651.70 : x
  2. Step 2: Convert to fraction form
    36,758.42/50,725.10 = 21,651.70/x
  3. Step 3: Cross multiply
    36,758.42x = 50,725.10 × 21,651.70
  4. Step 4: Simplify right side
    36,758.42x = 1,098,284,647.67
  5. Step 5: Solve for x
    x = 1,098,284,647.67/36,758.42
  6. Step 6: Final answer
    x = 29,878.45

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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.