Home / 13,844.39-20,769.21-7,601.04

Finding the Fourth Proportional to 13,844.39, 20,769.21 and 7,601.04

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Solution

The fourth proportional to 13,844.39, 20,769.21 and 7,601.04 is: 11,403.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.39 : 20,769.21 = 7,601.04 : x
  2. Step 2: Convert to fraction form
    13,844.39/20,769.21 = 7,601.04/x
  3. Step 3: Cross multiply
    13,844.39x = 20,769.21 × 7,601.04
  4. Step 4: Simplify right side
    13,844.39x = 157,867,595.98
  5. Step 5: Solve for x
    x = 157,867,595.98/13,844.39
  6. Step 6: Final answer
    x = 11,403.01

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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.