Home / 39,784.07-54,894.92-22,556.52

Finding the Fourth Proportional to 39,784.07, 54,894.92 and 22,556.52

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Solution

The fourth proportional to 39,784.07, 54,894.92 and 22,556.52 is: 31,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,784.07 : 54,894.92 = 22,556.52 : x
  2. Step 2: Convert to fraction form
    39,784.07/54,894.92 = 22,556.52/x
  3. Step 3: Cross multiply
    39,784.07x = 54,894.92 × 22,556.52
  4. Step 4: Simplify right side
    39,784.07x = 1,238,238,248.10
  5. Step 5: Solve for x
    x = 1,238,238,248.10/39,784.07
  6. Step 6: Final answer
    x = 31,123.97

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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.