Home / 13,165.68-19,744.44-4,398.54

Finding the Fourth Proportional to 13,165.68, 19,744.44 and 4,398.54

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Solution

The fourth proportional to 13,165.68, 19,744.44 and 4,398.54 is: 6,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,165.68 : 19,744.44 = 4,398.54 : x
  2. Step 2: Convert to fraction form
    13,165.68/19,744.44 = 4,398.54/x
  3. Step 3: Cross multiply
    13,165.68x = 19,744.44 × 4,398.54
  4. Step 4: Simplify right side
    13,165.68x = 86,846,709.12
  5. Step 5: Solve for x
    x = 86,846,709.12/13,165.68
  6. Step 6: Final answer
    x = 6,596.45

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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.