Home / 26,448.41-36,496.49-15,115.66

Finding the Fourth Proportional to 26,448.41, 36,496.49 and 15,115.66

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Solution

The fourth proportional to 26,448.41, 36,496.49 and 15,115.66 is: 20,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.41 : 36,496.49 = 15,115.66 : x
  2. Step 2: Convert to fraction form
    26,448.41/36,496.49 = 15,115.66/x
  3. Step 3: Cross multiply
    26,448.41x = 36,496.49 × 15,115.66
  4. Step 4: Simplify right side
    26,448.41x = 551,668,367.21
  5. Step 5: Solve for x
    x = 551,668,367.21/26,448.41
  6. Step 6: Final answer
    x = 20,858.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.