Home / 17,505.79-26,269.62-11,666.50

Finding the Fourth Proportional to 17,505.79, 26,269.62 and 11,666.50

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Solution

The fourth proportional to 17,505.79, 26,269.62 and 11,666.50 is: 17,507.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.79 : 26,269.62 = 11,666.50 : x
  2. Step 2: Convert to fraction form
    17,505.79/26,269.62 = 11,666.50/x
  3. Step 3: Cross multiply
    17,505.79x = 26,269.62 × 11,666.50
  4. Step 4: Simplify right side
    17,505.79x = 306,474,521.73
  5. Step 5: Solve for x
    x = 306,474,521.73/17,505.79
  6. Step 6: Final answer
    x = 17,507.04

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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.