Home / 17,904.05-26,856-4,395.27

Finding the Fourth Proportional to 17,904.05, 26,856 and 4,395.27

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Solution

The fourth proportional to 17,904.05, 26,856 and 4,395.27 is: 6,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.05 : 26,856 = 4,395.27 : x
  2. Step 2: Convert to fraction form
    17,904.05/26,856 = 4,395.27/x
  3. Step 3: Cross multiply
    17,904.05x = 26,856 × 4,395.27
  4. Step 4: Simplify right side
    17,904.05x = 118,039,371.12
  5. Step 5: Solve for x
    x = 118,039,371.12/17,904.05
  6. Step 6: Final answer
    x = 6,592.89

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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.