Home / 17,235.24-25,736.12-13,685.42

Finding the Fourth Proportional to 17,235.24, 25,736.12 and 13,685.42

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Solution

The fourth proportional to 17,235.24, 25,736.12 and 13,685.42 is: 20,435.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,235.24 : 25,736.12 = 13,685.42 : x
  2. Step 2: Convert to fraction form
    17,235.24/25,736.12 = 13,685.42/x
  3. Step 3: Cross multiply
    17,235.24x = 25,736.12 × 13,685.42
  4. Step 4: Simplify right side
    17,235.24x = 352,209,414.26
  5. Step 5: Solve for x
    x = 352,209,414.26/17,235.24
  6. Step 6: Final answer
    x = 20,435.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.