Home / 13,933.84-20,898.84-5,167.54

Finding the Fourth Proportional to 13,933.84, 20,898.84 and 5,167.54

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Solution

The fourth proportional to 13,933.84, 20,898.84 and 5,167.54 is: 7,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.84 : 20,898.84 = 5,167.54 : x
  2. Step 2: Convert to fraction form
    13,933.84/20,898.84 = 5,167.54/x
  3. Step 3: Cross multiply
    13,933.84x = 20,898.84 × 5,167.54
  4. Step 4: Simplify right side
    13,933.84x = 107,995,591.65
  5. Step 5: Solve for x
    x = 107,995,591.65/13,933.84
  6. Step 6: Final answer
    x = 7,750.60

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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.