Home / 39,946.25-59,919.39-13,651.22

Finding the Fourth Proportional to 39,946.25, 59,919.39 and 13,651.22

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Solution

The fourth proportional to 39,946.25, 59,919.39 and 13,651.22 is: 20,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,946.25 : 59,919.39 = 13,651.22 : x
  2. Step 2: Convert to fraction form
    39,946.25/59,919.39 = 13,651.22/x
  3. Step 3: Cross multiply
    39,946.25x = 59,919.39 × 13,651.22
  4. Step 4: Simplify right side
    39,946.25x = 817,972,924.95
  5. Step 5: Solve for x
    x = 817,972,924.95/39,946.25
  6. Step 6: Final answer
    x = 20,476.84

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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.