Home / 21,753.60-32,631.64-6,170

Finding the Fourth Proportional to 21,753.60, 32,631.64 and 6,170

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Solution

The fourth proportional to 21,753.60, 32,631.64 and 6,170 is: 9,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,753.60 : 32,631.64 = 6,170 : x
  2. Step 2: Convert to fraction form
    21,753.60/32,631.64 = 6,170/x
  3. Step 3: Cross multiply
    21,753.60x = 32,631.64 × 6,170
  4. Step 4: Simplify right side
    21,753.60x = 201,337,218.80
  5. Step 5: Solve for x
    x = 201,337,218.80/21,753.60
  6. Step 6: Final answer
    x = 9,255.35

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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.