Home / 12,836.10-19,232.26-10,372.08

Finding the Fourth Proportional to 12,836.10, 19,232.26 and 10,372.08

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Solution

The fourth proportional to 12,836.10, 19,232.26 and 10,372.08 is: 15,540.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.10 : 19,232.26 = 10,372.08 : x
  2. Step 2: Convert to fraction form
    12,836.10/19,232.26 = 10,372.08/x
  3. Step 3: Cross multiply
    12,836.10x = 19,232.26 × 10,372.08
  4. Step 4: Simplify right side
    12,836.10x = 199,478,539.30
  5. Step 5: Solve for x
    x = 199,478,539.30/12,836.10
  6. Step 6: Final answer
    x = 15,540.43

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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.