Home / 17,935.65-26,850.87-12,580.29

Finding the Fourth Proportional to 17,935.65, 26,850.87 and 12,580.29

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Solution

The fourth proportional to 17,935.65, 26,850.87 and 12,580.29 is: 18,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,935.65 : 26,850.87 = 12,580.29 : x
  2. Step 2: Convert to fraction form
    17,935.65/26,850.87 = 12,580.29/x
  3. Step 3: Cross multiply
    17,935.65x = 26,850.87 × 12,580.29
  4. Step 4: Simplify right side
    17,935.65x = 337,791,731.35
  5. Step 5: Solve for x
    x = 337,791,731.35/17,935.65
  6. Step 6: Final answer
    x = 18,833.54

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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.