Home / 50,619.20-75,928.80-22,539.20

Finding the Fourth Proportional to 50,619.20, 75,928.80 and 22,539.20

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Solution

The fourth proportional to 50,619.20, 75,928.80 and 22,539.20 is: 33,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,619.20 : 75,928.80 = 22,539.20 : x
  2. Step 2: Convert to fraction form
    50,619.20/75,928.80 = 22,539.20/x
  3. Step 3: Cross multiply
    50,619.20x = 75,928.80 × 22,539.20
  4. Step 4: Simplify right side
    50,619.20x = 1,711,374,408.96
  5. Step 5: Solve for x
    x = 1,711,374,408.96/50,619.20
  6. Step 6: Final answer
    x = 33,808.80

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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.