Home / 17,566.26-26,349.39-7,178

Finding the Fourth Proportional to 17,566.26, 26,349.39 and 7,178

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Solution

The fourth proportional to 17,566.26, 26,349.39 and 7,178 is: 10,767

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,566.26 : 26,349.39 = 7,178 : x
  2. Step 2: Convert to fraction form
    17,566.26/26,349.39 = 7,178/x
  3. Step 3: Cross multiply
    17,566.26x = 26,349.39 × 7,178
  4. Step 4: Simplify right side
    17,566.26x = 189,135,921.42
  5. Step 5: Solve for x
    x = 189,135,921.42/17,566.26
  6. Step 6: Final answer
    x = 10,767

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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.