Home / 21,392.20-32,087.22-7,353.52

Finding the Fourth Proportional to 21,392.20, 32,087.22 and 7,353.52

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Solution

The fourth proportional to 21,392.20, 32,087.22 and 7,353.52 is: 11,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,392.20 : 32,087.22 = 7,353.52 : x
  2. Step 2: Convert to fraction form
    21,392.20/32,087.22 = 7,353.52/x
  3. Step 3: Cross multiply
    21,392.20x = 32,087.22 × 7,353.52
  4. Step 4: Simplify right side
    21,392.20x = 235,954,014.01
  5. Step 5: Solve for x
    x = 235,954,014.01/21,392.20
  6. Step 6: Final answer
    x = 11,029.91

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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.