Home / 39,017.36-53,844.04-22,251.28

Finding the Fourth Proportional to 39,017.36, 53,844.04 and 22,251.28

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Solution

The fourth proportional to 39,017.36, 53,844.04 and 22,251.28 is: 30,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,017.36 : 53,844.04 = 22,251.28 : x
  2. Step 2: Convert to fraction form
    39,017.36/53,844.04 = 22,251.28/x
  3. Step 3: Cross multiply
    39,017.36x = 53,844.04 × 22,251.28
  4. Step 4: Simplify right side
    39,017.36x = 1,198,098,810.37
  5. Step 5: Solve for x
    x = 1,198,098,810.37/39,017.36
  6. Step 6: Final answer
    x = 30,706.81

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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.