Home / 21,580.92-32,370.30-5,998.68

Finding the Fourth Proportional to 21,580.92, 32,370.30 and 5,998.68

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Solution

The fourth proportional to 21,580.92, 32,370.30 and 5,998.68 is: 8,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,580.92 : 32,370.30 = 5,998.68 : x
  2. Step 2: Convert to fraction form
    21,580.92/32,370.30 = 5,998.68/x
  3. Step 3: Cross multiply
    21,580.92x = 32,370.30 × 5,998.68
  4. Step 4: Simplify right side
    21,580.92x = 194,179,071.20
  5. Step 5: Solve for x
    x = 194,179,071.20/21,580.92
  6. Step 6: Final answer
    x = 8,997.72

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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.