Home / 21,515.28-32,272.92-5,933.04

Finding the Fourth Proportional to 21,515.28, 32,272.92 and 5,933.04

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Solution

The fourth proportional to 21,515.28, 32,272.92 and 5,933.04 is: 8,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,515.28 : 32,272.92 = 5,933.04 : x
  2. Step 2: Convert to fraction form
    21,515.28/32,272.92 = 5,933.04/x
  3. Step 3: Cross multiply
    21,515.28x = 32,272.92 × 5,933.04
  4. Step 4: Simplify right side
    21,515.28x = 191,476,525.28
  5. Step 5: Solve for x
    x = 191,476,525.28/21,515.28
  6. Step 6: Final answer
    x = 8,899.56

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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.