Home / 21,604.32-32,406.48-6,021.92

Finding the Fourth Proportional to 21,604.32, 32,406.48 and 6,021.92

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Solution

The fourth proportional to 21,604.32, 32,406.48 and 6,021.92 is: 9,032.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,604.32 : 32,406.48 = 6,021.92 : x
  2. Step 2: Convert to fraction form
    21,604.32/32,406.48 = 6,021.92/x
  3. Step 3: Cross multiply
    21,604.32x = 32,406.48 × 6,021.92
  4. Step 4: Simplify right side
    21,604.32x = 195,149,230.04
  5. Step 5: Solve for x
    x = 195,149,230.04/21,604.32
  6. Step 6: Final answer
    x = 9,032.88

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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.