Home / 21,580.50-32,370.76-5,998.26

Finding the Fourth Proportional to 21,580.50, 32,370.76 and 5,998.26

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Solution

The fourth proportional to 21,580.50, 32,370.76 and 5,998.26 is: 8,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,580.50 : 32,370.76 = 5,998.26 : x
  2. Step 2: Convert to fraction form
    21,580.50/32,370.76 = 5,998.26/x
  3. Step 3: Cross multiply
    21,580.50x = 32,370.76 × 5,998.26
  4. Step 4: Simplify right side
    21,580.50x = 194,168,234.88
  5. Step 5: Solve for x
    x = 194,168,234.88/21,580.50
  6. Step 6: Final answer
    x = 8,997.39

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Half scale
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Double scale
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Similar ratio
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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.