Home / 16,680.60-25,020.36-6,817.23

Finding the Fourth Proportional to 16,680.60, 25,020.36 and 6,817.23

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Solution

The fourth proportional to 16,680.60, 25,020.36 and 6,817.23 is: 10,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.60 : 25,020.36 = 6,817.23 : x
  2. Step 2: Convert to fraction form
    16,680.60/25,020.36 = 6,817.23/x
  3. Step 3: Cross multiply
    16,680.60x = 25,020.36 × 6,817.23
  4. Step 4: Simplify right side
    16,680.60x = 170,569,548.80
  5. Step 5: Solve for x
    x = 170,569,548.80/16,680.60
  6. Step 6: Final answer
    x = 10,225.62

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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.