Home / 21,372.90-32,063.78-10,704.74

Finding the Fourth Proportional to 21,372.90, 32,063.78 and 10,704.74

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Solution

The fourth proportional to 21,372.90, 32,063.78 and 10,704.74 is: 16,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,372.90 : 32,063.78 = 10,704.74 : x
  2. Step 2: Convert to fraction form
    21,372.90/32,063.78 = 10,704.74/x
  3. Step 3: Cross multiply
    21,372.90x = 32,063.78 × 10,704.74
  4. Step 4: Simplify right side
    21,372.90x = 343,234,214.47
  5. Step 5: Solve for x
    x = 343,234,214.47/21,372.90
  6. Step 6: Final answer
    x = 16,059.32

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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.