Home / 17,823.39-26,739.56-5,343.40

Finding the Fourth Proportional to 17,823.39, 26,739.56 and 5,343.40

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Solution

The fourth proportional to 17,823.39, 26,739.56 and 5,343.40 is: 8,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,823.39 : 26,739.56 = 5,343.40 : x
  2. Step 2: Convert to fraction form
    17,823.39/26,739.56 = 5,343.40/x
  3. Step 3: Cross multiply
    17,823.39x = 26,739.56 × 5,343.40
  4. Step 4: Simplify right side
    17,823.39x = 142,880,164.90
  5. Step 5: Solve for x
    x = 142,880,164.90/17,823.39
  6. Step 6: Final answer
    x = 8,016.44

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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.