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Finding the Fourth Proportional to 17,755, 26,632.71 and 4,606.57

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Solution

The fourth proportional to 17,755, 26,632.71 and 4,606.57 is: 6,909.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,755 : 26,632.71 = 4,606.57 : x
  2. Step 2: Convert to fraction form
    17,755/26,632.71 = 4,606.57/x
  3. Step 3: Cross multiply
    17,755x = 26,632.71 × 4,606.57
  4. Step 4: Simplify right side
    17,755x = 122,685,442.90
  5. Step 5: Solve for x
    x = 122,685,442.90/17,755
  6. Step 6: Final answer
    x = 6,909.91

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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.