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Finding the Fourth Proportional to 17,824.91, 24,598.08 and 9,866.97

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Solution

The fourth proportional to 17,824.91, 24,598.08 and 9,866.97 is: 13,616.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,824.91 : 24,598.08 = 9,866.97 : x
  2. Step 2: Convert to fraction form
    17,824.91/24,598.08 = 9,866.97/x
  3. Step 3: Cross multiply
    17,824.91x = 24,598.08 × 9,866.97
  4. Step 4: Simplify right side
    17,824.91x = 242,708,345.09
  5. Step 5: Solve for x
    x = 242,708,345.09/17,824.91
  6. Step 6: Final answer
    x = 13,616.25

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1.5x scale

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.