Home / 21,675.24-32,512.55-6,883.92

Finding the Fourth Proportional to 21,675.24, 32,512.55 and 6,883.92

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Solution

The fourth proportional to 21,675.24, 32,512.55 and 6,883.92 is: 10,325.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,675.24 : 32,512.55 = 6,883.92 : x
  2. Step 2: Convert to fraction form
    21,675.24/32,512.55 = 6,883.92/x
  3. Step 3: Cross multiply
    21,675.24x = 32,512.55 × 6,883.92
  4. Step 4: Simplify right side
    21,675.24x = 223,813,758.78
  5. Step 5: Solve for x
    x = 223,813,758.78/21,675.24
  6. Step 6: Final answer
    x = 10,325.78

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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.