Home / 17,685.86-26,519.66-5,204.26

Finding the Fourth Proportional to 17,685.86, 26,519.66 and 5,204.26

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Solution

The fourth proportional to 17,685.86, 26,519.66 and 5,204.26 is: 7,803.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.86 : 26,519.66 = 5,204.26 : x
  2. Step 2: Convert to fraction form
    17,685.86/26,519.66 = 5,204.26/x
  3. Step 3: Cross multiply
    17,685.86x = 26,519.66 × 5,204.26
  4. Step 4: Simplify right side
    17,685.86x = 138,015,284.33
  5. Step 5: Solve for x
    x = 138,015,284.33/17,685.86
  6. Step 6: Final answer
    x = 7,803.71

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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.