Home / 17,937.72-26,917.80-6,845.36

Finding the Fourth Proportional to 17,937.72, 26,917.80 and 6,845.36

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Solution

The fourth proportional to 17,937.72, 26,917.80 and 6,845.36 is: 10,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.72 : 26,917.80 = 6,845.36 : x
  2. Step 2: Convert to fraction form
    17,937.72/26,917.80 = 6,845.36/x
  3. Step 3: Cross multiply
    17,937.72x = 26,917.80 × 6,845.36
  4. Step 4: Simplify right side
    17,937.72x = 184,262,031.41
  5. Step 5: Solve for x
    x = 184,262,031.41/17,937.72
  6. Step 6: Final answer
    x = 10,272.32

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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.