Home / 35,286.24-52,882.32-18,642.36

Finding the Fourth Proportional to 35,286.24, 52,882.32 and 18,642.36

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Solution

The fourth proportional to 35,286.24, 52,882.32 and 18,642.36 is: 27,938.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,286.24 : 52,882.32 = 18,642.36 : x
  2. Step 2: Convert to fraction form
    35,286.24/52,882.32 = 18,642.36/x
  3. Step 3: Cross multiply
    35,286.24x = 52,882.32 × 18,642.36
  4. Step 4: Simplify right side
    35,286.24x = 985,851,247.08
  5. Step 5: Solve for x
    x = 985,851,247.08/35,286.24
  6. Step 6: Final answer
    x = 27,938.69

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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.