Home / 21,799.22-32,699.14-6,216.84

Finding the Fourth Proportional to 21,799.22, 32,699.14 and 6,216.84

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Solution

The fourth proportional to 21,799.22, 32,699.14 and 6,216.84 is: 9,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799.22 : 32,699.14 = 6,216.84 : x
  2. Step 2: Convert to fraction form
    21,799.22/32,699.14 = 6,216.84/x
  3. Step 3: Cross multiply
    21,799.22x = 32,699.14 × 6,216.84
  4. Step 4: Simplify right side
    21,799.22x = 203,285,428.60
  5. Step 5: Solve for x
    x = 203,285,428.60/21,799.22
  6. Step 6: Final answer
    x = 9,325.35

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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.