Home / 13,727.34-20,595.92-5,402.75

Finding the Fourth Proportional to 13,727.34, 20,595.92 and 5,402.75

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Solution

The fourth proportional to 13,727.34, 20,595.92 and 5,402.75 is: 8,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.34 : 20,595.92 = 5,402.75 : x
  2. Step 2: Convert to fraction form
    13,727.34/20,595.92 = 5,402.75/x
  3. Step 3: Cross multiply
    13,727.34x = 20,595.92 × 5,402.75
  4. Step 4: Simplify right side
    13,727.34x = 111,274,476.79
  5. Step 5: Solve for x
    x = 111,274,476.79/13,727.34
  6. Step 6: Final answer
    x = 8,106.05

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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.