Home / 17,110.44-25,666.39-5,423.40

Finding the Fourth Proportional to 17,110.44, 25,666.39 and 5,423.40

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Solution

The fourth proportional to 17,110.44, 25,666.39 and 5,423.40 is: 8,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,110.44 : 25,666.39 = 5,423.40 : x
  2. Step 2: Convert to fraction form
    17,110.44/25,666.39 = 5,423.40/x
  3. Step 3: Cross multiply
    17,110.44x = 25,666.39 × 5,423.40
  4. Step 4: Simplify right side
    17,110.44x = 139,199,099.53
  5. Step 5: Solve for x
    x = 139,199,099.53/17,110.44
  6. Step 6: Final answer
    x = 8,135.33

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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.