Home / 17,768.34-26,668.64-9,455.31

Finding the Fourth Proportional to 17,768.34, 26,668.64 and 9,455.31

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Solution

The fourth proportional to 17,768.34, 26,668.64 and 9,455.31 is: 14,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.34 : 26,668.64 = 9,455.31 : x
  2. Step 2: Convert to fraction form
    17,768.34/26,668.64 = 9,455.31/x
  3. Step 3: Cross multiply
    17,768.34x = 26,668.64 × 9,455.31
  4. Step 4: Simplify right side
    17,768.34x = 252,160,282.12
  5. Step 5: Solve for x
    x = 252,160,282.12/17,768.34
  6. Step 6: Final answer
    x = 14,191.55

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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.