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Finding the Fourth Proportional to 16,992.46, 25,482.92 and 6,459.94

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Solution

The fourth proportional to 16,992.46, 25,482.92 and 6,459.94 is: 9,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.46 : 25,482.92 = 6,459.94 : x
  2. Step 2: Convert to fraction form
    16,992.46/25,482.92 = 6,459.94/x
  3. Step 3: Cross multiply
    16,992.46x = 25,482.92 × 6,459.94
  4. Step 4: Simplify right side
    16,992.46x = 164,618,134.22
  5. Step 5: Solve for x
    x = 164,618,134.22/16,992.46
  6. Step 6: Final answer
    x = 9,687.72

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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.