Home / 21,486.30-32,227.97-6,693.81

Finding the Fourth Proportional to 21,486.30, 32,227.97 and 6,693.81

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Solution

The fourth proportional to 21,486.30, 32,227.97 and 6,693.81 is: 10,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,486.30 : 32,227.97 = 6,693.81 : x
  2. Step 2: Convert to fraction form
    21,486.30/32,227.97 = 6,693.81/x
  3. Step 3: Cross multiply
    21,486.30x = 32,227.97 × 6,693.81
  4. Step 4: Simplify right side
    21,486.30x = 215,727,874.40
  5. Step 5: Solve for x
    x = 215,727,874.40/21,486.30
  6. Step 6: Final answer
    x = 10,040.25

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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.