Home / 17,948.91-26,923.38-8,076.66

Finding the Fourth Proportional to 17,948.91, 26,923.38 and 8,076.66

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Solution

The fourth proportional to 17,948.91, 26,923.38 and 8,076.66 is: 12,114.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,948.91 : 26,923.38 = 8,076.66 : x
  2. Step 2: Convert to fraction form
    17,948.91/26,923.38 = 8,076.66/x
  3. Step 3: Cross multiply
    17,948.91x = 26,923.38 × 8,076.66
  4. Step 4: Simplify right side
    17,948.91x = 217,450,971.17
  5. Step 5: Solve for x
    x = 217,450,971.17/17,948.91
  6. Step 6: Final answer
    x = 12,114.99

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1.5x scale

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.