Home / 21,444.96-32,163.12-6,650.28

Finding the Fourth Proportional to 21,444.96, 32,163.12 and 6,650.28

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Solution

The fourth proportional to 21,444.96, 32,163.12 and 6,650.28 is: 9,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.96 : 32,163.12 = 6,650.28 : x
  2. Step 2: Convert to fraction form
    21,444.96/32,163.12 = 6,650.28/x
  3. Step 3: Cross multiply
    21,444.96x = 32,163.12 × 6,650.28
  4. Step 4: Simplify right side
    21,444.96x = 213,893,753.67
  5. Step 5: Solve for x
    x = 213,893,753.67/21,444.96
  6. Step 6: Final answer
    x = 9,974.08

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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.