Home / 16,803.82-25,205.73-5,117.04

Finding the Fourth Proportional to 16,803.82, 25,205.73 and 5,117.04

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Solution

The fourth proportional to 16,803.82, 25,205.73 and 5,117.04 is: 7,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.82 : 25,205.73 = 5,117.04 : x
  2. Step 2: Convert to fraction form
    16,803.82/25,205.73 = 5,117.04/x
  3. Step 3: Cross multiply
    16,803.82x = 25,205.73 × 5,117.04
  4. Step 4: Simplify right side
    16,803.82x = 128,978,728.64
  5. Step 5: Solve for x
    x = 128,978,728.64/16,803.82
  6. Step 6: Final answer
    x = 7,675.56

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Double scale
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Similar ratio
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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.