Home / 13,394.60-20,087.24-5,494.84

Finding the Fourth Proportional to 13,394.60, 20,087.24 and 5,494.84

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Solution

The fourth proportional to 13,394.60, 20,087.24 and 5,494.84 is: 8,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.60 : 20,087.24 = 5,494.84 : x
  2. Step 2: Convert to fraction form
    13,394.60/20,087.24 = 5,494.84/x
  3. Step 3: Cross multiply
    13,394.60x = 20,087.24 × 5,494.84
  4. Step 4: Simplify right side
    13,394.60x = 110,376,169.84
  5. Step 5: Solve for x
    x = 110,376,169.84/13,394.60
  6. Step 6: Final answer
    x = 8,240.35

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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.