Home / 23,721.66-32,735.82-13,512.69

Finding the Fourth Proportional to 23,721.66, 32,735.82 and 13,512.69

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Solution

The fourth proportional to 23,721.66, 32,735.82 and 13,512.69 is: 18,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.66 : 32,735.82 = 13,512.69 : x
  2. Step 2: Convert to fraction form
    23,721.66/32,735.82 = 13,512.69/x
  3. Step 3: Cross multiply
    23,721.66x = 32,735.82 × 13,512.69
  4. Step 4: Simplify right side
    23,721.66x = 442,348,823.88
  5. Step 5: Solve for x
    x = 442,348,823.88/23,721.66
  6. Step 6: Final answer
    x = 18,647.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.