Home / 34,476.97-47,556.28-28,719.49

Finding the Fourth Proportional to 34,476.97, 47,556.28 and 28,719.49

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Solution

The fourth proportional to 34,476.97, 47,556.28 and 28,719.49 is: 39,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,476.97 : 47,556.28 = 28,719.49 : x
  2. Step 2: Convert to fraction form
    34,476.97/47,556.28 = 28,719.49/x
  3. Step 3: Cross multiply
    34,476.97x = 47,556.28 × 28,719.49
  4. Step 4: Simplify right side
    34,476.97x = 1,365,792,107.90
  5. Step 5: Solve for x
    x = 1,365,792,107.90/34,476.97
  6. Step 6: Final answer
    x = 39,614.62

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1.5x scale

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.