Home / 17,933.61-26,872.29-11,345.88

Finding the Fourth Proportional to 17,933.61, 26,872.29 and 11,345.88

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Solution

The fourth proportional to 17,933.61, 26,872.29 and 11,345.88 is: 17,001.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.61 : 26,872.29 = 11,345.88 : x
  2. Step 2: Convert to fraction form
    17,933.61/26,872.29 = 11,345.88/x
  3. Step 3: Cross multiply
    17,933.61x = 26,872.29 × 11,345.88
  4. Step 4: Simplify right side
    17,933.61x = 304,889,777.67
  5. Step 5: Solve for x
    x = 304,889,777.67/17,933.61
  6. Step 6: Final answer
    x = 17,001.03

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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.