Home / 20,609.71-30,912.84-6,569.17

Finding the Fourth Proportional to 20,609.71, 30,912.84 and 6,569.17

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Solution

The fourth proportional to 20,609.71, 30,912.84 and 6,569.17 is: 9,853.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,609.71 : 30,912.84 = 6,569.17 : x
  2. Step 2: Convert to fraction form
    20,609.71/30,912.84 = 6,569.17/x
  3. Step 3: Cross multiply
    20,609.71x = 30,912.84 × 6,569.17
  4. Step 4: Simplify right side
    20,609.71x = 203,071,623.86
  5. Step 5: Solve for x
    x = 203,071,623.86/20,609.71
  6. Step 6: Final answer
    x = 9,853.20

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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.