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Finding the Fourth Proportional to 17,953.66, 26,918.34 and 6,260.50

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Solution

The fourth proportional to 17,953.66, 26,918.34 and 6,260.50 is: 9,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.66 : 26,918.34 = 6,260.50 : x
  2. Step 2: Convert to fraction form
    17,953.66/26,918.34 = 6,260.50/x
  3. Step 3: Cross multiply
    17,953.66x = 26,918.34 × 6,260.50
  4. Step 4: Simplify right side
    17,953.66x = 168,522,267.57
  5. Step 5: Solve for x
    x = 168,522,267.57/17,953.66
  6. Step 6: Final answer
    x = 9,386.51

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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.