Home / 17,579.85-26,352.81-6,480.47

Finding the Fourth Proportional to 17,579.85, 26,352.81 and 6,480.47

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Solution

The fourth proportional to 17,579.85, 26,352.81 and 6,480.47 is: 9,714.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.85 : 26,352.81 = 6,480.47 : x
  2. Step 2: Convert to fraction form
    17,579.85/26,352.81 = 6,480.47/x
  3. Step 3: Cross multiply
    17,579.85x = 26,352.81 × 6,480.47
  4. Step 4: Simplify right side
    17,579.85x = 170,778,462.86
  5. Step 5: Solve for x
    x = 170,778,462.86/17,579.85
  6. Step 6: Final answer
    x = 9,714.44

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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.