Home / 40,922-61,382.83-11,339.75

Finding the Fourth Proportional to 40,922, 61,382.83 and 11,339.75

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Solution

The fourth proportional to 40,922, 61,382.83 and 11,339.75 is: 17,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,922 : 61,382.83 = 11,339.75 : x
  2. Step 2: Convert to fraction form
    40,922/61,382.83 = 11,339.75/x
  3. Step 3: Cross multiply
    40,922x = 61,382.83 × 11,339.75
  4. Step 4: Simplify right side
    40,922x = 696,065,946.49
  5. Step 5: Solve for x
    x = 696,065,946.49/40,922
  6. Step 6: Final answer
    x = 17,009.58

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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.