Home / 10,036.28-15,048.92-7,969.56

Finding the Fourth Proportional to 10,036.28, 15,048.92 and 7,969.56

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Solution

The fourth proportional to 10,036.28, 15,048.92 and 7,969.56 is: 11,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,036.28 : 15,048.92 = 7,969.56 : x
  2. Step 2: Convert to fraction form
    10,036.28/15,048.92 = 7,969.56/x
  3. Step 3: Cross multiply
    10,036.28x = 15,048.92 × 7,969.56
  4. Step 4: Simplify right side
    10,036.28x = 119,933,270.88
  5. Step 5: Solve for x
    x = 119,933,270.88/10,036.28
  6. Step 6: Final answer
    x = 11,949.97

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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.