Home / 14,149.73-21,233.11-5,271.59

Finding the Fourth Proportional to 14,149.73, 21,233.11 and 5,271.59

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Solution

The fourth proportional to 14,149.73, 21,233.11 and 5,271.59 is: 7,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.73 : 21,233.11 = 5,271.59 : x
  2. Step 2: Convert to fraction form
    14,149.73/21,233.11 = 5,271.59/x
  3. Step 3: Cross multiply
    14,149.73x = 21,233.11 × 5,271.59
  4. Step 4: Simplify right side
    14,149.73x = 111,932,277.07
  5. Step 5: Solve for x
    x = 111,932,277.07/14,149.73
  6. Step 6: Final answer
    x = 7,910.56

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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.