Home / 20,809.62-31,217.51-6,016.62

Finding the Fourth Proportional to 20,809.62, 31,217.51 and 6,016.62

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Solution

The fourth proportional to 20,809.62, 31,217.51 and 6,016.62 is: 9,025.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,809.62 : 31,217.51 = 6,016.62 : x
  2. Step 2: Convert to fraction form
    20,809.62/31,217.51 = 6,016.62/x
  3. Step 3: Cross multiply
    20,809.62x = 31,217.51 × 6,016.62
  4. Step 4: Simplify right side
    20,809.62x = 187,823,895.02
  5. Step 5: Solve for x
    x = 187,823,895.02/20,809.62
  6. Step 6: Final answer
    x = 9,025.82

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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.