Home / 39,274.96-54,203.44-23,147.28

Finding the Fourth Proportional to 39,274.96, 54,203.44 and 23,147.28

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Solution

The fourth proportional to 39,274.96, 54,203.44 and 23,147.28 is: 31,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,274.96 : 54,203.44 = 23,147.28 : x
  2. Step 2: Convert to fraction form
    39,274.96/54,203.44 = 23,147.28/x
  3. Step 3: Cross multiply
    39,274.96x = 54,203.44 × 23,147.28
  4. Step 4: Simplify right side
    39,274.96x = 1,254,662,202.64
  5. Step 5: Solve for x
    x = 1,254,662,202.64/39,274.96
  6. Step 6: Final answer
    x = 31,945.60

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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.