Home / 20,346.56-30,516.16-7,199.04

Finding the Fourth Proportional to 20,346.56, 30,516.16 and 7,199.04

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Solution

The fourth proportional to 20,346.56, 30,516.16 and 7,199.04 is: 10,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,346.56 : 30,516.16 = 7,199.04 : x
  2. Step 2: Convert to fraction form
    20,346.56/30,516.16 = 7,199.04/x
  3. Step 3: Cross multiply
    20,346.56x = 30,516.16 × 7,199.04
  4. Step 4: Simplify right side
    20,346.56x = 219,687,056.49
  5. Step 5: Solve for x
    x = 219,687,056.49/20,346.56
  6. Step 6: Final answer
    x = 10,797.26

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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.