Home / 13,738.96-20,610.06-10,298.08

Finding the Fourth Proportional to 13,738.96, 20,610.06 and 10,298.08

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Solution

The fourth proportional to 13,738.96, 20,610.06 and 10,298.08 is: 15,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738.96 : 20,610.06 = 10,298.08 : x
  2. Step 2: Convert to fraction form
    13,738.96/20,610.06 = 10,298.08/x
  3. Step 3: Cross multiply
    13,738.96x = 20,610.06 × 10,298.08
  4. Step 4: Simplify right side
    13,738.96x = 212,244,046.68
  5. Step 5: Solve for x
    x = 212,244,046.68/13,738.96
  6. Step 6: Final answer
    x = 15,448.33

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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.