Home / 13,932.51-20,896.61-4,069.14

Finding the Fourth Proportional to 13,932.51, 20,896.61 and 4,069.14

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Solution

The fourth proportional to 13,932.51, 20,896.61 and 4,069.14 is: 6,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.51 : 20,896.61 = 4,069.14 : x
  2. Step 2: Convert to fraction form
    13,932.51/20,896.61 = 4,069.14/x
  3. Step 3: Cross multiply
    13,932.51x = 20,896.61 × 4,069.14
  4. Step 4: Simplify right side
    13,932.51x = 85,031,211.27
  5. Step 5: Solve for x
    x = 85,031,211.27/13,932.51
  6. Step 6: Final answer
    x = 6,103.08

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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.