Home / 23,002.89-31,745.16-12,932.97

Finding the Fourth Proportional to 23,002.89, 31,745.16 and 12,932.97

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Solution

The fourth proportional to 23,002.89, 31,745.16 and 12,932.97 is: 17,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002.89 : 31,745.16 = 12,932.97 : x
  2. Step 2: Convert to fraction form
    23,002.89/31,745.16 = 12,932.97/x
  3. Step 3: Cross multiply
    23,002.89x = 31,745.16 × 12,932.97
  4. Step 4: Simplify right side
    23,002.89x = 410,559,201.93
  5. Step 5: Solve for x
    x = 410,559,201.93/23,002.89
  6. Step 6: Final answer
    x = 17,848.16

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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.