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Finding the Fourth Proportional to 17,803.64, 24,568.78 and 9,845.88

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Solution

The fourth proportional to 17,803.64, 24,568.78 and 9,845.88 is: 13,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.64 : 24,568.78 = 9,845.88 : x
  2. Step 2: Convert to fraction form
    17,803.64/24,568.78 = 9,845.88/x
  3. Step 3: Cross multiply
    17,803.64x = 24,568.78 × 9,845.88
  4. Step 4: Simplify right side
    17,803.64x = 241,901,259.63
  5. Step 5: Solve for x
    x = 241,901,259.63/17,803.64
  6. Step 6: Final answer
    x = 13,587.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.