Home / 13,835.14-20,749.92-5,067.06

Finding the Fourth Proportional to 13,835.14, 20,749.92 and 5,067.06

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Solution

The fourth proportional to 13,835.14, 20,749.92 and 5,067.06 is: 7,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835.14 : 20,749.92 = 5,067.06 : x
  2. Step 2: Convert to fraction form
    13,835.14/20,749.92 = 5,067.06/x
  3. Step 3: Cross multiply
    13,835.14x = 20,749.92 × 5,067.06
  4. Step 4: Simplify right side
    13,835.14x = 105,141,089.64
  5. Step 5: Solve for x
    x = 105,141,089.64/13,835.14
  6. Step 6: Final answer
    x = 7,599.57

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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.