Home / 36,412.85-50,252.29-20,281.46

Finding the Fourth Proportional to 36,412.85, 50,252.29 and 20,281.46

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Solution

The fourth proportional to 36,412.85, 50,252.29 and 20,281.46 is: 27,989.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.85 : 50,252.29 = 20,281.46 : x
  2. Step 2: Convert to fraction form
    36,412.85/50,252.29 = 20,281.46/x
  3. Step 3: Cross multiply
    36,412.85x = 50,252.29 × 20,281.46
  4. Step 4: Simplify right side
    36,412.85x = 1,019,189,507.58
  5. Step 5: Solve for x
    x = 1,019,189,507.58/36,412.85
  6. Step 6: Final answer
    x = 27,989.83

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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.