Home / 36,381.29-50,212.30-21,065.60

Finding the Fourth Proportional to 36,381.29, 50,212.30 and 21,065.60

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Solution

The fourth proportional to 36,381.29, 50,212.30 and 21,065.60 is: 29,074.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.29 : 50,212.30 = 21,065.60 : x
  2. Step 2: Convert to fraction form
    36,381.29/50,212.30 = 21,065.60/x
  3. Step 3: Cross multiply
    36,381.29x = 50,212.30 × 21,065.60
  4. Step 4: Simplify right side
    36,381.29x = 1,057,752,226.88
  5. Step 5: Solve for x
    x = 1,057,752,226.88/36,381.29
  6. Step 6: Final answer
    x = 29,074.08

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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.