Home / 13,394.56-20,091.84-5,998.72

Finding the Fourth Proportional to 13,394.56, 20,091.84 and 5,998.72

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Solution

The fourth proportional to 13,394.56, 20,091.84 and 5,998.72 is: 8,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.56 : 20,091.84 = 5,998.72 : x
  2. Step 2: Convert to fraction form
    13,394.56/20,091.84 = 5,998.72/x
  3. Step 3: Cross multiply
    13,394.56x = 20,091.84 × 5,998.72
  4. Step 4: Simplify right side
    13,394.56x = 120,525,322.44
  5. Step 5: Solve for x
    x = 120,525,322.44/13,394.56
  6. Step 6: Final answer
    x = 8,998.08

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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.