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Finding the Fourth Proportional to 17,299.04, 25,946.08 and 9,879.44

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Solution

The fourth proportional to 17,299.04, 25,946.08 and 9,879.44 is: 14,817.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,299.04 : 25,946.08 = 9,879.44 : x
  2. Step 2: Convert to fraction form
    17,299.04/25,946.08 = 9,879.44/x
  3. Step 3: Cross multiply
    17,299.04x = 25,946.08 × 9,879.44
  4. Step 4: Simplify right side
    17,299.04x = 256,332,740.60
  5. Step 5: Solve for x
    x = 256,332,740.60/17,299.04
  6. Step 6: Final answer
    x = 14,817.74

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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.