Home / 15,965.91-22,046.58-10,007.55

Finding the Fourth Proportional to 15,965.91, 22,046.58 and 10,007.55

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Solution

The fourth proportional to 15,965.91, 22,046.58 and 10,007.55 is: 13,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.91 : 22,046.58 = 10,007.55 : x
  2. Step 2: Convert to fraction form
    15,965.91/22,046.58 = 10,007.55/x
  3. Step 3: Cross multiply
    15,965.91x = 22,046.58 × 10,007.55
  4. Step 4: Simplify right side
    15,965.91x = 220,632,251.68
  5. Step 5: Solve for x
    x = 220,632,251.68/15,965.91
  6. Step 6: Final answer
    x = 13,818.96

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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.