Home / 13,103.93-19,635.38-5,202.17

Finding the Fourth Proportional to 13,103.93, 19,635.38 and 5,202.17

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Solution

The fourth proportional to 13,103.93, 19,635.38 and 5,202.17 is: 7,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.93 : 19,635.38 = 5,202.17 : x
  2. Step 2: Convert to fraction form
    13,103.93/19,635.38 = 5,202.17/x
  3. Step 3: Cross multiply
    13,103.93x = 19,635.38 × 5,202.17
  4. Step 4: Simplify right side
    13,103.93x = 102,146,664.18
  5. Step 5: Solve for x
    x = 102,146,664.18/13,103.93
  6. Step 6: Final answer
    x = 7,795.12

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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.