Home / 17,933.40-26,897.94-4,786.74

Finding the Fourth Proportional to 17,933.40, 26,897.94 and 4,786.74

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Solution

The fourth proportional to 17,933.40, 26,897.94 and 4,786.74 is: 7,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.40 : 26,897.94 = 4,786.74 : x
  2. Step 2: Convert to fraction form
    17,933.40/26,897.94 = 4,786.74/x
  3. Step 3: Cross multiply
    17,933.40x = 26,897.94 × 4,786.74
  4. Step 4: Simplify right side
    17,933.40x = 128,753,445.32
  5. Step 5: Solve for x
    x = 128,753,445.32/17,933.40
  6. Step 6: Final answer
    x = 7,179.53

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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.