Home / 23,083.67-31,855.45-12,473.30

Finding the Fourth Proportional to 23,083.67, 31,855.45 and 12,473.30

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Solution

The fourth proportional to 23,083.67, 31,855.45 and 12,473.30 is: 17,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,083.67 : 31,855.45 = 12,473.30 : x
  2. Step 2: Convert to fraction form
    23,083.67/31,855.45 = 12,473.30/x
  3. Step 3: Cross multiply
    23,083.67x = 31,855.45 × 12,473.30
  4. Step 4: Simplify right side
    23,083.67x = 397,342,584.49
  5. Step 5: Solve for x
    x = 397,342,584.49/23,083.67
  6. Step 6: Final answer
    x = 17,213.15

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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.