Home / 15,945.05-22,034.52-11,959.25

Finding the Fourth Proportional to 15,945.05, 22,034.52 and 11,959.25

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Solution

The fourth proportional to 15,945.05, 22,034.52 and 11,959.25 is: 16,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.05 : 22,034.52 = 11,959.25 : x
  2. Step 2: Convert to fraction form
    15,945.05/22,034.52 = 11,959.25/x
  3. Step 3: Cross multiply
    15,945.05x = 22,034.52 × 11,959.25
  4. Step 4: Simplify right side
    15,945.05x = 263,516,163.34
  5. Step 5: Solve for x
    x = 263,516,163.34/15,945.05
  6. Step 6: Final answer
    x = 16,526.52

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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.