Home / 30,016.92-45,053.61-15,236.43

Finding the Fourth Proportional to 30,016.92, 45,053.61 and 15,236.43

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Solution

The fourth proportional to 30,016.92, 45,053.61 and 15,236.43 is: 22,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.92 : 45,053.61 = 15,236.43 : x
  2. Step 2: Convert to fraction form
    30,016.92/45,053.61 = 15,236.43/x
  3. Step 3: Cross multiply
    30,016.92x = 45,053.61 × 15,236.43
  4. Step 4: Simplify right side
    30,016.92x = 686,456,175.01
  5. Step 5: Solve for x
    x = 686,456,175.01/30,016.92
  6. Step 6: Final answer
    x = 22,868.97

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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.