Home / 21,351.24-32,027.40-6,560.64

Finding the Fourth Proportional to 21,351.24, 32,027.40 and 6,560.64

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Solution

The fourth proportional to 21,351.24, 32,027.40 and 6,560.64 is: 9,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351.24 : 32,027.40 = 6,560.64 : x
  2. Step 2: Convert to fraction form
    21,351.24/32,027.40 = 6,560.64/x
  3. Step 3: Cross multiply
    21,351.24x = 32,027.40 × 6,560.64
  4. Step 4: Simplify right side
    21,351.24x = 210,120,241.54
  5. Step 5: Solve for x
    x = 210,120,241.54/21,351.24
  6. Step 6: Final answer
    x = 9,841.13

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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.