Home / 15,965.85-22,033.55-8,892.27

Finding the Fourth Proportional to 15,965.85, 22,033.55 and 8,892.27

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Solution

The fourth proportional to 15,965.85, 22,033.55 and 8,892.27 is: 12,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.85 : 22,033.55 = 8,892.27 : x
  2. Step 2: Convert to fraction form
    15,965.85/22,033.55 = 8,892.27/x
  3. Step 3: Cross multiply
    15,965.85x = 22,033.55 × 8,892.27
  4. Step 4: Simplify right side
    15,965.85x = 195,928,352.97
  5. Step 5: Solve for x
    x = 195,928,352.97/15,965.85
  6. Step 6: Final answer
    x = 12,271.71

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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.