Home / 23,801.60-35,668.20-13,391.36

Finding the Fourth Proportional to 23,801.60, 35,668.20 and 13,391.36

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Solution

The fourth proportional to 23,801.60, 35,668.20 and 13,391.36 is: 20,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,801.60 : 35,668.20 = 13,391.36 : x
  2. Step 2: Convert to fraction form
    23,801.60/35,668.20 = 13,391.36/x
  3. Step 3: Cross multiply
    23,801.60x = 35,668.20 × 13,391.36
  4. Step 4: Simplify right side
    23,801.60x = 477,645,706.75
  5. Step 5: Solve for x
    x = 477,645,706.75/23,801.60
  6. Step 6: Final answer
    x = 20,067.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.