Home / 19,188.29-26,474.24-11,229.03

Finding the Fourth Proportional to 19,188.29, 26,474.24 and 11,229.03

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Solution

The fourth proportional to 19,188.29, 26,474.24 and 11,229.03 is: 15,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188.29 : 26,474.24 = 11,229.03 : x
  2. Step 2: Convert to fraction form
    19,188.29/26,474.24 = 11,229.03/x
  3. Step 3: Cross multiply
    19,188.29x = 26,474.24 × 11,229.03
  4. Step 4: Simplify right side
    19,188.29x = 297,280,063.26
  5. Step 5: Solve for x
    x = 297,280,063.26/19,188.29
  6. Step 6: Final answer
    x = 15,492.78

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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.