Home / 17,187.39-25,700.49-12,241.94

Finding the Fourth Proportional to 17,187.39, 25,700.49 and 12,241.94

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Solution

The fourth proportional to 17,187.39, 25,700.49 and 12,241.94 is: 18,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187.39 : 25,700.49 = 12,241.94 : x
  2. Step 2: Convert to fraction form
    17,187.39/25,700.49 = 12,241.94/x
  3. Step 3: Cross multiply
    17,187.39x = 25,700.49 × 12,241.94
  4. Step 4: Simplify right side
    17,187.39x = 314,623,728.05
  5. Step 5: Solve for x
    x = 314,623,728.05/17,187.39
  6. Step 6: Final answer
    x = 18,305.50

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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.