Home / 14,697.96-20,282.70-7,983.44

Finding the Fourth Proportional to 14,697.96, 20,282.70 and 7,983.44

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Solution

The fourth proportional to 14,697.96, 20,282.70 and 7,983.44 is: 11,016.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697.96 : 20,282.70 = 7,983.44 : x
  2. Step 2: Convert to fraction form
    14,697.96/20,282.70 = 7,983.44/x
  3. Step 3: Cross multiply
    14,697.96x = 20,282.70 × 7,983.44
  4. Step 4: Simplify right side
    14,697.96x = 161,925,718.49
  5. Step 5: Solve for x
    x = 161,925,718.49/14,697.96
  6. Step 6: Final answer
    x = 11,016.88

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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.