Home / 26,142.09-39,221.36-9,497.69

Finding the Fourth Proportional to 26,142.09, 39,221.36 and 9,497.69

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Solution

The fourth proportional to 26,142.09, 39,221.36 and 9,497.69 is: 14,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.09 : 39,221.36 = 9,497.69 : x
  2. Step 2: Convert to fraction form
    26,142.09/39,221.36 = 9,497.69/x
  3. Step 3: Cross multiply
    26,142.09x = 39,221.36 × 9,497.69
  4. Step 4: Simplify right side
    26,142.09x = 372,512,318.66
  5. Step 5: Solve for x
    x = 372,512,318.66/26,142.09
  6. Step 6: Final answer
    x = 14,249.52

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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.