Home / 21,327.94-31,996.50-6,537.88

Finding the Fourth Proportional to 21,327.94, 31,996.50 and 6,537.88

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Solution

The fourth proportional to 21,327.94, 31,996.50 and 6,537.88 is: 9,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,327.94 : 31,996.50 = 6,537.88 : x
  2. Step 2: Convert to fraction form
    21,327.94/31,996.50 = 6,537.88/x
  3. Step 3: Cross multiply
    21,327.94x = 31,996.50 × 6,537.88
  4. Step 4: Simplify right side
    21,327.94x = 209,189,084.75
  5. Step 5: Solve for x
    x = 209,189,084.75/21,327.94
  6. Step 6: Final answer
    x = 9,808.22

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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.