Home / 17,380.78-26,070.66-4,232.96

Finding the Fourth Proportional to 17,380.78, 26,070.66 and 4,232.96

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Solution

The fourth proportional to 17,380.78, 26,070.66 and 4,232.96 is: 6,349.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.78 : 26,070.66 = 4,232.96 : x
  2. Step 2: Convert to fraction form
    17,380.78/26,070.66 = 4,232.96/x
  3. Step 3: Cross multiply
    17,380.78x = 26,070.66 × 4,232.96
  4. Step 4: Simplify right side
    17,380.78x = 110,356,060.95
  5. Step 5: Solve for x
    x = 110,356,060.95/17,380.78
  6. Step 6: Final answer
    x = 6,349.32

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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.