Home / 14,680.62-20,259.18-7,966.44

Finding the Fourth Proportional to 14,680.62, 20,259.18 and 7,966.44

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Solution

The fourth proportional to 14,680.62, 20,259.18 and 7,966.44 is: 10,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.62 : 20,259.18 = 7,966.44 : x
  2. Step 2: Convert to fraction form
    14,680.62/20,259.18 = 7,966.44/x
  3. Step 3: Cross multiply
    14,680.62x = 20,259.18 × 7,966.44
  4. Step 4: Simplify right side
    14,680.62x = 161,393,541.92
  5. Step 5: Solve for x
    x = 161,393,541.92/14,680.62
  6. Step 6: Final answer
    x = 10,993.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.