Home / 27,959.22-38,583.90-15,212.52

Finding the Fourth Proportional to 27,959.22, 38,583.90 and 15,212.52

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Solution

The fourth proportional to 27,959.22, 38,583.90 and 15,212.52 is: 20,993.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,959.22 : 38,583.90 = 15,212.52 : x
  2. Step 2: Convert to fraction form
    27,959.22/38,583.90 = 15,212.52/x
  3. Step 3: Cross multiply
    27,959.22x = 38,583.90 × 15,212.52
  4. Step 4: Simplify right side
    27,959.22x = 586,958,350.43
  5. Step 5: Solve for x
    x = 586,958,350.43/27,959.22
  6. Step 6: Final answer
    x = 20,993.37

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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.