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Finding the Fourth Proportional to 17,950.66, 26,917.00 and 10,456.76

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Solution

The fourth proportional to 17,950.66, 26,917.00 and 10,456.76 is: 15,679.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.66 : 26,917.00 = 10,456.76 : x
  2. Step 2: Convert to fraction form
    17,950.66/26,917.00 = 10,456.76/x
  3. Step 3: Cross multiply
    17,950.66x = 26,917.00 × 10,456.76
  4. Step 4: Simplify right side
    17,950.66x = 281,464,650.07
  5. Step 5: Solve for x
    x = 281,464,650.07/17,950.66
  6. Step 6: Final answer
    x = 15,679.91

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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.