Home / 16,908.30-25,366.05-5,222.70

Finding the Fourth Proportional to 16,908.30, 25,366.05 and 5,222.70

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Solution

The fourth proportional to 16,908.30, 25,366.05 and 5,222.70 is: 7,835.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.30 : 25,366.05 = 5,222.70 : x
  2. Step 2: Convert to fraction form
    16,908.30/25,366.05 = 5,222.70/x
  3. Step 3: Cross multiply
    16,908.30x = 25,366.05 × 5,222.70
  4. Step 4: Simplify right side
    16,908.30x = 132,479,269.34
  5. Step 5: Solve for x
    x = 132,479,269.34/16,908.30
  6. Step 6: Final answer
    x = 7,835.16

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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.