Home / 21,348.06-32,023.62-8,200.44

Finding the Fourth Proportional to 21,348.06, 32,023.62 and 8,200.44

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Solution

The fourth proportional to 21,348.06, 32,023.62 and 8,200.44 is: 12,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348.06 : 32,023.62 = 8,200.44 : x
  2. Step 2: Convert to fraction form
    21,348.06/32,023.62 = 8,200.44/x
  3. Step 3: Cross multiply
    21,348.06x = 32,023.62 × 8,200.44
  4. Step 4: Simplify right side
    21,348.06x = 262,607,774.39
  5. Step 5: Solve for x
    x = 262,607,774.39/21,348.06
  6. Step 6: Final answer
    x = 12,301.25

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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.