Home / 50,338.35-75,489.30-20,343.24

Finding the Fourth Proportional to 50,338.35, 75,489.30 and 20,343.24

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Solution

The fourth proportional to 50,338.35, 75,489.30 and 20,343.24 is: 30,507.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,338.35 : 75,489.30 = 20,343.24 : x
  2. Step 2: Convert to fraction form
    50,338.35/75,489.30 = 20,343.24/x
  3. Step 3: Cross multiply
    50,338.35x = 75,489.30 × 20,343.24
  4. Step 4: Simplify right side
    50,338.35x = 1,535,696,947.33
  5. Step 5: Solve for x
    x = 1,535,696,947.33/50,338.35
  6. Step 6: Final answer
    x = 30,507.49

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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.