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Finding the Fourth Proportional to 14,994.67, 22,474.11 and 6,978.65

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Solution

The fourth proportional to 14,994.67, 22,474.11 and 6,978.65 is: 10,459.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,994.67 : 22,474.11 = 6,978.65 : x
  2. Step 2: Convert to fraction form
    14,994.67/22,474.11 = 6,978.65/x
  3. Step 3: Cross multiply
    14,994.67x = 22,474.11 × 6,978.65
  4. Step 4: Simplify right side
    14,994.67x = 156,838,885.50
  5. Step 5: Solve for x
    x = 156,838,885.50/14,994.67
  6. Step 6: Final answer
    x = 10,459.64

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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.