Home / 23,133.44-31,923.96-13,706.48

Finding the Fourth Proportional to 23,133.44, 31,923.96 and 13,706.48

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Solution

The fourth proportional to 23,133.44, 31,923.96 and 13,706.48 is: 18,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,133.44 : 31,923.96 = 13,706.48 : x
  2. Step 2: Convert to fraction form
    23,133.44/31,923.96 = 13,706.48/x
  3. Step 3: Cross multiply
    23,133.44x = 31,923.96 × 13,706.48
  4. Step 4: Simplify right side
    23,133.44x = 437,565,119.26
  5. Step 5: Solve for x
    x = 437,565,119.26/23,133.44
  6. Step 6: Final answer
    x = 18,914.83

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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.