Home / 21,348.73-32,027.28-8,200.09

Finding the Fourth Proportional to 21,348.73, 32,027.28 and 8,200.09

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Solution

The fourth proportional to 21,348.73, 32,027.28 and 8,200.09 is: 12,301.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348.73 : 32,027.28 = 8,200.09 : x
  2. Step 2: Convert to fraction form
    21,348.73/32,027.28 = 8,200.09/x
  3. Step 3: Cross multiply
    21,348.73x = 32,027.28 × 8,200.09
  4. Step 4: Simplify right side
    21,348.73x = 262,626,578.46
  5. Step 5: Solve for x
    x = 262,626,578.46/21,348.73
  6. Step 6: Final answer
    x = 12,301.74

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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.