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Finding the Fourth Proportional to 17,365.58, 26,048.17 and 4,217.95

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Solution

The fourth proportional to 17,365.58, 26,048.17 and 4,217.95 is: 6,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,365.58 : 26,048.17 = 4,217.95 : x
  2. Step 2: Convert to fraction form
    17,365.58/26,048.17 = 4,217.95/x
  3. Step 3: Cross multiply
    17,365.58x = 26,048.17 × 4,217.95
  4. Step 4: Simplify right side
    17,365.58x = 109,869,878.65
  5. Step 5: Solve for x
    x = 109,869,878.65/17,365.58
  6. Step 6: Final answer
    x = 6,326.88

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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.