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Finding the Fourth Proportional to 14,861.62, 22,265.09 and 9,313.92

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Solution

The fourth proportional to 14,861.62, 22,265.09 and 9,313.92 is: 13,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.62 : 22,265.09 = 9,313.92 : x
  2. Step 2: Convert to fraction form
    14,861.62/22,265.09 = 9,313.92/x
  3. Step 3: Cross multiply
    14,861.62x = 22,265.09 × 9,313.92
  4. Step 4: Simplify right side
    14,861.62x = 207,375,267.05
  5. Step 5: Solve for x
    x = 207,375,267.05/14,861.62
  6. Step 6: Final answer
    x = 13,953.75

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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.