Home / 19,167.72-26,449.70-11,208.56

Finding the Fourth Proportional to 19,167.72, 26,449.70 and 11,208.56

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Solution

The fourth proportional to 19,167.72, 26,449.70 and 11,208.56 is: 15,466.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.72 : 26,449.70 = 11,208.56 : x
  2. Step 2: Convert to fraction form
    19,167.72/26,449.70 = 11,208.56/x
  3. Step 3: Cross multiply
    19,167.72x = 26,449.70 × 11,208.56
  4. Step 4: Simplify right side
    19,167.72x = 296,462,926.71
  5. Step 5: Solve for x
    x = 296,462,926.71/19,167.72
  6. Step 6: Final answer
    x = 15,466.78

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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.