Home / 12,496.54-18,744.81-5,104.48

Finding the Fourth Proportional to 12,496.54, 18,744.81 and 5,104.48

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Solution

The fourth proportional to 12,496.54, 18,744.81 and 5,104.48 is: 7,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.54 : 18,744.81 = 5,104.48 : x
  2. Step 2: Convert to fraction form
    12,496.54/18,744.81 = 5,104.48/x
  3. Step 3: Cross multiply
    12,496.54x = 18,744.81 × 5,104.48
  4. Step 4: Simplify right side
    12,496.54x = 95,682,507.75
  5. Step 5: Solve for x
    x = 95,682,507.75/12,496.54
  6. Step 6: Final answer
    x = 7,656.72

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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.