Home / 13,926.20-20,890.71-6,027.21

Finding the Fourth Proportional to 13,926.20, 20,890.71 and 6,027.21

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Solution

The fourth proportional to 13,926.20, 20,890.71 and 6,027.21 is: 9,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.20 : 20,890.71 = 6,027.21 : x
  2. Step 2: Convert to fraction form
    13,926.20/20,890.71 = 6,027.21/x
  3. Step 3: Cross multiply
    13,926.20x = 20,890.71 × 6,027.21
  4. Step 4: Simplify right side
    13,926.20x = 125,912,696.22
  5. Step 5: Solve for x
    x = 125,912,696.22/13,926.20
  6. Step 6: Final answer
    x = 9,041.43

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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.