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Finding the Fourth Proportional to 17,224.91, 23,769.60 and 9,671.11

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Solution

The fourth proportional to 17,224.91, 23,769.60 and 9,671.11 is: 13,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,224.91 : 23,769.60 = 9,671.11 : x
  2. Step 2: Convert to fraction form
    17,224.91/23,769.60 = 9,671.11/x
  3. Step 3: Cross multiply
    17,224.91x = 23,769.60 × 9,671.11
  4. Step 4: Simplify right side
    17,224.91x = 229,878,416.26
  5. Step 5: Solve for x
    x = 229,878,416.26/17,224.91
  6. Step 6: Final answer
    x = 13,345.70

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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.