Home / 13,202.89-19,802.22-4,318.15

Finding the Fourth Proportional to 13,202.89, 19,802.22 and 4,318.15

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Solution

The fourth proportional to 13,202.89, 19,802.22 and 4,318.15 is: 6,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.89 : 19,802.22 = 4,318.15 : x
  2. Step 2: Convert to fraction form
    13,202.89/19,802.22 = 4,318.15/x
  3. Step 3: Cross multiply
    13,202.89x = 19,802.22 × 4,318.15
  4. Step 4: Simplify right side
    13,202.89x = 85,508,956.29
  5. Step 5: Solve for x
    x = 85,508,956.29/13,202.89
  6. Step 6: Final answer
    x = 6,476.53

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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.