Home / 23,996.55-33,107.84-15,503.40

Finding the Fourth Proportional to 23,996.55, 33,107.84 and 15,503.40

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Solution

The fourth proportional to 23,996.55, 33,107.84 and 15,503.40 is: 21,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,996.55 : 33,107.84 = 15,503.40 : x
  2. Step 2: Convert to fraction form
    23,996.55/33,107.84 = 15,503.40/x
  3. Step 3: Cross multiply
    23,996.55x = 33,107.84 × 15,503.40
  4. Step 4: Simplify right side
    23,996.55x = 513,284,067.28
  5. Step 5: Solve for x
    x = 513,284,067.28/23,996.55
  6. Step 6: Final answer
    x = 21,389.91

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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.