Home / 36,811.89-50,799.28-20,459.04

Finding the Fourth Proportional to 36,811.89, 50,799.28 and 20,459.04

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Solution

The fourth proportional to 36,811.89, 50,799.28 and 20,459.04 is: 28,232.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,811.89 : 50,799.28 = 20,459.04 : x
  2. Step 2: Convert to fraction form
    36,811.89/50,799.28 = 20,459.04/x
  3. Step 3: Cross multiply
    36,811.89x = 50,799.28 × 20,459.04
  4. Step 4: Simplify right side
    36,811.89x = 1,039,304,501.49
  5. Step 5: Solve for x
    x = 1,039,304,501.49/36,811.89
  6. Step 6: Final answer
    x = 28,232.85

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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.