Home / 39,296.47-58,946.66-11,220.69

Finding the Fourth Proportional to 39,296.47, 58,946.66 and 11,220.69

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Solution

The fourth proportional to 39,296.47, 58,946.66 and 11,220.69 is: 16,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,296.47 : 58,946.66 = 11,220.69 : x
  2. Step 2: Convert to fraction form
    39,296.47/58,946.66 = 11,220.69/x
  3. Step 3: Cross multiply
    39,296.47x = 58,946.66 × 11,220.69
  4. Step 4: Simplify right side
    39,296.47x = 661,422,198.40
  5. Step 5: Solve for x
    x = 661,422,198.40/39,296.47
  6. Step 6: Final answer
    x = 16,831.59

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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.