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Finding the Fourth Proportional to 14,795.40, 22,209.30 and 8,234.40

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Solution

The fourth proportional to 14,795.40, 22,209.30 and 8,234.40 is: 12,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,795.40 : 22,209.30 = 8,234.40 : x
  2. Step 2: Convert to fraction form
    14,795.40/22,209.30 = 8,234.40/x
  3. Step 3: Cross multiply
    14,795.40x = 22,209.30 × 8,234.40
  4. Step 4: Simplify right side
    14,795.40x = 182,880,259.92
  5. Step 5: Solve for x
    x = 182,880,259.92/14,795.40
  6. Step 6: Final answer
    x = 12,360.62

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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.