Home / 16,992.93-25,489.40-5,307.15

Finding the Fourth Proportional to 16,992.93, 25,489.40 and 5,307.15

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Solution

The fourth proportional to 16,992.93, 25,489.40 and 5,307.15 is: 7,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.93 : 25,489.40 = 5,307.15 : x
  2. Step 2: Convert to fraction form
    16,992.93/25,489.40 = 5,307.15/x
  3. Step 3: Cross multiply
    16,992.93x = 25,489.40 × 5,307.15
  4. Step 4: Simplify right side
    16,992.93x = 135,276,069.21
  5. Step 5: Solve for x
    x = 135,276,069.21/16,992.93
  6. Step 6: Final answer
    x = 7,960.73

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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.