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Finding the Fourth Proportional to 17,996.60, 26,995.54 and 4,849.29

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Solution

The fourth proportional to 17,996.60, 26,995.54 and 4,849.29 is: 7,274.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.60 : 26,995.54 = 4,849.29 : x
  2. Step 2: Convert to fraction form
    17,996.60/26,995.54 = 4,849.29/x
  3. Step 3: Cross multiply
    17,996.60x = 26,995.54 × 4,849.29
  4. Step 4: Simplify right side
    17,996.60x = 130,909,190.04
  5. Step 5: Solve for x
    x = 130,909,190.04/17,996.60
  6. Step 6: Final answer
    x = 7,274.11

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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.