Home / 17,052.30-25,463.39-13,938.39

Finding the Fourth Proportional to 17,052.30, 25,463.39 and 13,938.39

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Solution

The fourth proportional to 17,052.30, 25,463.39 and 13,938.39 is: 20,813.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,052.30 : 25,463.39 = 13,938.39 : x
  2. Step 2: Convert to fraction form
    17,052.30/25,463.39 = 13,938.39/x
  3. Step 3: Cross multiply
    17,052.30x = 25,463.39 × 13,938.39
  4. Step 4: Simplify right side
    17,052.30x = 354,918,590.85
  5. Step 5: Solve for x
    x = 354,918,590.85/17,052.30
  6. Step 6: Final answer
    x = 20,813.53

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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.