Home / 12,933.68-17,850-7,268.44

Finding the Fourth Proportional to 12,933.68, 17,850 and 7,268.44

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Solution

The fourth proportional to 12,933.68, 17,850 and 7,268.44 is: 10,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.68 : 17,850 = 7,268.44 : x
  2. Step 2: Convert to fraction form
    12,933.68/17,850 = 7,268.44/x
  3. Step 3: Cross multiply
    12,933.68x = 17,850 × 7,268.44
  4. Step 4: Simplify right side
    12,933.68x = 129,741,654
  5. Step 5: Solve for x
    x = 129,741,654/12,933.68
  6. Step 6: Final answer
    x = 10,031.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.