Home / 26,180.64-39,243.62-11,385.59

Finding the Fourth Proportional to 26,180.64, 39,243.62 and 11,385.59

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Solution

The fourth proportional to 26,180.64, 39,243.62 and 11,385.59 is: 17,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,180.64 : 39,243.62 = 11,385.59 : x
  2. Step 2: Convert to fraction form
    26,180.64/39,243.62 = 11,385.59/x
  3. Step 3: Cross multiply
    26,180.64x = 39,243.62 × 11,385.59
  4. Step 4: Simplify right side
    26,180.64x = 446,811,599.68
  5. Step 5: Solve for x
    x = 446,811,599.68/26,180.64
  6. Step 6: Final answer
    x = 17,066.49

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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.