Home / 62,835.09-86,712.71-34,542.60

Finding the Fourth Proportional to 62,835.09, 86,712.71 and 34,542.60

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Solution

The fourth proportional to 62,835.09, 86,712.71 and 34,542.60 is: 47,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,835.09 : 86,712.71 = 34,542.60 : x
  2. Step 2: Convert to fraction form
    62,835.09/86,712.71 = 34,542.60/x
  3. Step 3: Cross multiply
    62,835.09x = 86,712.71 × 34,542.60
  4. Step 4: Simplify right side
    62,835.09x = 2,995,282,283.73
  5. Step 5: Solve for x
    x = 2,995,282,283.73/62,835.09
  6. Step 6: Final answer
    x = 47,668.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.