Home / 23,072.54-31,840.12-12,462.18

Finding the Fourth Proportional to 23,072.54, 31,840.12 and 12,462.18

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Solution

The fourth proportional to 23,072.54, 31,840.12 and 12,462.18 is: 17,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,072.54 : 31,840.12 = 12,462.18 : x
  2. Step 2: Convert to fraction form
    23,072.54/31,840.12 = 12,462.18/x
  3. Step 3: Cross multiply
    23,072.54x = 31,840.12 × 12,462.18
  4. Step 4: Simplify right side
    23,072.54x = 396,797,306.66
  5. Step 5: Solve for x
    x = 396,797,306.66/23,072.54
  6. Step 6: Final answer
    x = 17,197.82

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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.