Home / 39,857.56-54,991.04-22,627.10

Finding the Fourth Proportional to 39,857.56, 54,991.04 and 22,627.10

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Solution

The fourth proportional to 39,857.56, 54,991.04 and 22,627.10 is: 31,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,857.56 : 54,991.04 = 22,627.10 : x
  2. Step 2: Convert to fraction form
    39,857.56/54,991.04 = 22,627.10/x
  3. Step 3: Cross multiply
    39,857.56x = 54,991.04 × 22,627.10
  4. Step 4: Simplify right side
    39,857.56x = 1,244,287,785.53
  5. Step 5: Solve for x
    x = 1,244,287,785.53/39,857.56
  6. Step 6: Final answer
    x = 31,218.37

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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.