Home / 17,945.38-26,924.13-7,948.77

Finding the Fourth Proportional to 17,945.38, 26,924.13 and 7,948.77

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Solution

The fourth proportional to 17,945.38, 26,924.13 and 7,948.77 is: 11,925.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.38 : 26,924.13 = 7,948.77 : x
  2. Step 2: Convert to fraction form
    17,945.38/26,924.13 = 7,948.77/x
  3. Step 3: Cross multiply
    17,945.38x = 26,924.13 × 7,948.77
  4. Step 4: Simplify right side
    17,945.38x = 214,013,615.85
  5. Step 5: Solve for x
    x = 214,013,615.85/17,945.38
  6. Step 6: Final answer
    x = 11,925.83

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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.