Home / 23,170.01-31,974.77-13,607.33

Finding the Fourth Proportional to 23,170.01, 31,974.77 and 13,607.33

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Solution

The fourth proportional to 23,170.01, 31,974.77 and 13,607.33 is: 18,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,170.01 : 31,974.77 = 13,607.33 : x
  2. Step 2: Convert to fraction form
    23,170.01/31,974.77 = 13,607.33/x
  3. Step 3: Cross multiply
    23,170.01x = 31,974.77 × 13,607.33
  4. Step 4: Simplify right side
    23,170.01x = 435,091,121.21
  5. Step 5: Solve for x
    x = 435,091,121.21/23,170.01
  6. Step 6: Final answer
    x = 18,778.21

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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.