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Finding the Fourth Proportional to 17,840.89, 26,725 and 8,452.45

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Solution

The fourth proportional to 17,840.89, 26,725 and 8,452.45 is: 12,661.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.89 : 26,725 = 8,452.45 : x
  2. Step 2: Convert to fraction form
    17,840.89/26,725 = 8,452.45/x
  3. Step 3: Cross multiply
    17,840.89x = 26,725 × 8,452.45
  4. Step 4: Simplify right side
    17,840.89x = 225,891,726.25
  5. Step 5: Solve for x
    x = 225,891,726.25/17,840.89
  6. Step 6: Final answer
    x = 12,661.46

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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.