Home / 16,903.65-25,355.85-5,216.88

Finding the Fourth Proportional to 16,903.65, 25,355.85 and 5,216.88

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Solution

The fourth proportional to 16,903.65, 25,355.85 and 5,216.88 is: 7,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.65 : 25,355.85 = 5,216.88 : x
  2. Step 2: Convert to fraction form
    16,903.65/25,355.85 = 5,216.88/x
  3. Step 3: Cross multiply
    16,903.65x = 25,355.85 × 5,216.88
  4. Step 4: Simplify right side
    16,903.65x = 132,278,426.75
  5. Step 5: Solve for x
    x = 132,278,426.75/16,903.65
  6. Step 6: Final answer
    x = 7,825.44

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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.