Home / 17,991.04-26,989.08-4,843.84

Finding the Fourth Proportional to 17,991.04, 26,989.08 and 4,843.84

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Solution

The fourth proportional to 17,991.04, 26,989.08 and 4,843.84 is: 7,266.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991.04 : 26,989.08 = 4,843.84 : x
  2. Step 2: Convert to fraction form
    17,991.04/26,989.08 = 4,843.84/x
  3. Step 3: Cross multiply
    17,991.04x = 26,989.08 × 4,843.84
  4. Step 4: Simplify right side
    17,991.04x = 130,730,785.27
  5. Step 5: Solve for x
    x = 130,730,785.27/17,991.04
  6. Step 6: Final answer
    x = 7,266.44

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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.