Home / 13,236.96-19,857.24-4,474.38

Finding the Fourth Proportional to 13,236.96, 19,857.24 and 4,474.38

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Solution

The fourth proportional to 13,236.96, 19,857.24 and 4,474.38 is: 6,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.96 : 19,857.24 = 4,474.38 : x
  2. Step 2: Convert to fraction form
    13,236.96/19,857.24 = 4,474.38/x
  3. Step 3: Cross multiply
    13,236.96x = 19,857.24 × 4,474.38
  4. Step 4: Simplify right side
    13,236.96x = 88,848,837.51
  5. Step 5: Solve for x
    x = 88,848,837.51/13,236.96
  6. Step 6: Final answer
    x = 6,712.18

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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.