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Finding the Fourth Proportional to 14,859.92, 22,284.57 and 6,961.09

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Solution

The fourth proportional to 14,859.92, 22,284.57 and 6,961.09 is: 10,439.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,859.92 : 22,284.57 = 6,961.09 : x
  2. Step 2: Convert to fraction form
    14,859.92/22,284.57 = 6,961.09/x
  3. Step 3: Cross multiply
    14,859.92x = 22,284.57 × 6,961.09
  4. Step 4: Simplify right side
    14,859.92x = 155,124,841.67
  5. Step 5: Solve for x
    x = 155,124,841.67/14,859.92
  6. Step 6: Final answer
    x = 10,439.14

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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.