Home / 21,233.43-31,850.10-5,651.06

Finding the Fourth Proportional to 21,233.43, 31,850.10 and 5,651.06

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Solution

The fourth proportional to 21,233.43, 31,850.10 and 5,651.06 is: 8,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,233.43 : 31,850.10 = 5,651.06 : x
  2. Step 2: Convert to fraction form
    21,233.43/31,850.10 = 5,651.06/x
  3. Step 3: Cross multiply
    21,233.43x = 31,850.10 × 5,651.06
  4. Step 4: Simplify right side
    21,233.43x = 179,986,666.86
  5. Step 5: Solve for x
    x = 179,986,666.86/21,233.43
  6. Step 6: Final answer
    x = 8,476.57

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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.