Home / 16,909.76-25,366.96-5,223.84

Finding the Fourth Proportional to 16,909.76, 25,366.96 and 5,223.84

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Solution

The fourth proportional to 16,909.76, 25,366.96 and 5,223.84 is: 7,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.76 : 25,366.96 = 5,223.84 : x
  2. Step 2: Convert to fraction form
    16,909.76/25,366.96 = 5,223.84/x
  3. Step 3: Cross multiply
    16,909.76x = 25,366.96 × 5,223.84
  4. Step 4: Simplify right side
    16,909.76x = 132,512,940.33
  5. Step 5: Solve for x
    x = 132,512,940.33/16,909.76
  6. Step 6: Final answer
    x = 7,836.48

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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.