Home / 17,625.09-26,433.54-5,142.49

Finding the Fourth Proportional to 17,625.09, 26,433.54 and 5,142.49

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Solution

The fourth proportional to 17,625.09, 26,433.54 and 5,142.49 is: 7,712.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,625.09 : 26,433.54 = 5,142.49 : x
  2. Step 2: Convert to fraction form
    17,625.09/26,433.54 = 5,142.49/x
  3. Step 3: Cross multiply
    17,625.09x = 26,433.54 × 5,142.49
  4. Step 4: Simplify right side
    17,625.09x = 135,934,149.03
  5. Step 5: Solve for x
    x = 135,934,149.03/17,625.09
  6. Step 6: Final answer
    x = 7,712.53

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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.