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Finding the Fourth Proportional to 17,242.63, 23,794.85 and 9,790.63

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Solution

The fourth proportional to 17,242.63, 23,794.85 and 9,790.63 is: 13,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,242.63 : 23,794.85 = 9,790.63 : x
  2. Step 2: Convert to fraction form
    17,242.63/23,794.85 = 9,790.63/x
  3. Step 3: Cross multiply
    17,242.63x = 23,794.85 × 9,790.63
  4. Step 4: Simplify right side
    17,242.63x = 232,966,428.80
  5. Step 5: Solve for x
    x = 232,966,428.80/17,242.63
  6. Step 6: Final answer
    x = 13,511.08

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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.