Home / 21,372.60-32,062.41-6,581.52

Finding the Fourth Proportional to 21,372.60, 32,062.41 and 6,581.52

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Solution

The fourth proportional to 21,372.60, 32,062.41 and 6,581.52 is: 9,873.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,372.60 : 32,062.41 = 6,581.52 : x
  2. Step 2: Convert to fraction form
    21,372.60/32,062.41 = 6,581.52/x
  3. Step 3: Cross multiply
    21,372.60x = 32,062.41 × 6,581.52
  4. Step 4: Simplify right side
    21,372.60x = 211,019,392.66
  5. Step 5: Solve for x
    x = 211,019,392.66/21,372.60
  6. Step 6: Final answer
    x = 9,873.36

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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.