Home / 12,635.03-17,426.07-11,119.32

Finding the Fourth Proportional to 12,635.03, 17,426.07 and 11,119.32

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Solution

The fourth proportional to 12,635.03, 17,426.07 and 11,119.32 is: 15,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635.03 : 17,426.07 = 11,119.32 : x
  2. Step 2: Convert to fraction form
    12,635.03/17,426.07 = 11,119.32/x
  3. Step 3: Cross multiply
    12,635.03x = 17,426.07 × 11,119.32
  4. Step 4: Simplify right side
    12,635.03x = 193,766,048.67
  5. Step 5: Solve for x
    x = 193,766,048.67/12,635.03
  6. Step 6: Final answer
    x = 15,335.62

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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.