Home / 39,963.83-59,946.75-13,668.39

Finding the Fourth Proportional to 39,963.83, 59,946.75 and 13,668.39

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Solution

The fourth proportional to 39,963.83, 59,946.75 and 13,668.39 is: 20,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,963.83 : 59,946.75 = 13,668.39 : x
  2. Step 2: Convert to fraction form
    39,963.83/59,946.75 = 13,668.39/x
  3. Step 3: Cross multiply
    39,963.83x = 59,946.75 × 13,668.39
  4. Step 4: Simplify right side
    39,963.83x = 819,375,558.23
  5. Step 5: Solve for x
    x = 819,375,558.23/39,963.83
  6. Step 6: Final answer
    x = 20,502.93

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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.