Home / 33,531.12-50,325.84-21,860.64

Finding the Fourth Proportional to 33,531.12, 50,325.84 and 21,860.64

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Solution

The fourth proportional to 33,531.12, 50,325.84 and 21,860.64 is: 32,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,531.12 : 50,325.84 = 21,860.64 : x
  2. Step 2: Convert to fraction form
    33,531.12/50,325.84 = 21,860.64/x
  3. Step 3: Cross multiply
    33,531.12x = 50,325.84 × 21,860.64
  4. Step 4: Simplify right side
    33,531.12x = 1,100,155,070.94
  5. Step 5: Solve for x
    x = 1,100,155,070.94/33,531.12
  6. Step 6: Final answer
    x = 32,809.97

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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.