Home / 22,315.55-33,456.92-10,636.97

Finding the Fourth Proportional to 22,315.55, 33,456.92 and 10,636.97

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Solution

The fourth proportional to 22,315.55, 33,456.92 and 10,636.97 is: 15,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,315.55 : 33,456.92 = 10,636.97 : x
  2. Step 2: Convert to fraction form
    22,315.55/33,456.92 = 10,636.97/x
  3. Step 3: Cross multiply
    22,315.55x = 33,456.92 × 10,636.97
  4. Step 4: Simplify right side
    22,315.55x = 355,880,033.86
  5. Step 5: Solve for x
    x = 355,880,033.86/22,315.55
  6. Step 6: Final answer
    x = 15,947.63

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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.