Home / 19,167.06-26,450.96-11,213.88

Finding the Fourth Proportional to 19,167.06, 26,450.96 and 11,213.88

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Solution

The fourth proportional to 19,167.06, 26,450.96 and 11,213.88 is: 15,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.06 : 26,450.96 = 11,213.88 : x
  2. Step 2: Convert to fraction form
    19,167.06/26,450.96 = 11,213.88/x
  3. Step 3: Cross multiply
    19,167.06x = 26,450.96 × 11,213.88
  4. Step 4: Simplify right side
    19,167.06x = 296,617,736.06
  5. Step 5: Solve for x
    x = 296,617,736.06/19,167.06
  6. Step 6: Final answer
    x = 15,475.39

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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.