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Finding the Fourth Proportional to 17,798.44, 26,708.64 and 9,039.64

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Solution

The fourth proportional to 17,798.44, 26,708.64 and 9,039.64 is: 13,565.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,798.44 : 26,708.64 = 9,039.64 : x
  2. Step 2: Convert to fraction form
    17,798.44/26,708.64 = 9,039.64/x
  3. Step 3: Cross multiply
    17,798.44x = 26,708.64 × 9,039.64
  4. Step 4: Simplify right side
    17,798.44x = 241,436,490.49
  5. Step 5: Solve for x
    x = 241,436,490.49/17,798.44
  6. Step 6: Final answer
    x = 13,565.04

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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.