Home / 39,968.97-55,156.51-22,063.51

Finding the Fourth Proportional to 39,968.97, 55,156.51 and 22,063.51

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Solution

The fourth proportional to 39,968.97, 55,156.51 and 22,063.51 is: 30,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,968.97 : 55,156.51 = 22,063.51 : x
  2. Step 2: Convert to fraction form
    39,968.97/55,156.51 = 22,063.51/x
  3. Step 3: Cross multiply
    39,968.97x = 55,156.51 × 22,063.51
  4. Step 4: Simplify right side
    39,968.97x = 1,216,946,306.48
  5. Step 5: Solve for x
    x = 1,216,946,306.48/39,968.97
  6. Step 6: Final answer
    x = 30,447.28

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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.