Home / 43,819.80-65,729.70-33,322.20

Finding the Fourth Proportional to 43,819.80, 65,729.70 and 33,322.20

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Solution

The fourth proportional to 43,819.80, 65,729.70 and 33,322.20 is: 49,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.80 : 65,729.70 = 33,322.20 : x
  2. Step 2: Convert to fraction form
    43,819.80/65,729.70 = 33,322.20/x
  3. Step 3: Cross multiply
    43,819.80x = 65,729.70 × 33,322.20
  4. Step 4: Simplify right side
    43,819.80x = 2,190,258,209.34
  5. Step 5: Solve for x
    x = 2,190,258,209.34/43,819.80
  6. Step 6: Final answer
    x = 49,983.30

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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.