Home / 21,367.20-32,043.96-7,132.62

Finding the Fourth Proportional to 21,367.20, 32,043.96 and 7,132.62

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Solution

The fourth proportional to 21,367.20, 32,043.96 and 7,132.62 is: 10,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,367.20 : 32,043.96 = 7,132.62 : x
  2. Step 2: Convert to fraction form
    21,367.20/32,043.96 = 7,132.62/x
  3. Step 3: Cross multiply
    21,367.20x = 32,043.96 × 7,132.62
  4. Step 4: Simplify right side
    21,367.20x = 228,557,389.98
  5. Step 5: Solve for x
    x = 228,557,389.98/21,367.20
  6. Step 6: Final answer
    x = 10,696.65

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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.