Home / 39,247.22-54,181.23-30,274.58

Finding the Fourth Proportional to 39,247.22, 54,181.23 and 30,274.58

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Solution

The fourth proportional to 39,247.22, 54,181.23 and 30,274.58 is: 41,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.22 : 54,181.23 = 30,274.58 : x
  2. Step 2: Convert to fraction form
    39,247.22/54,181.23 = 30,274.58/x
  3. Step 3: Cross multiply
    39,247.22x = 54,181.23 × 30,274.58
  4. Step 4: Simplify right side
    39,247.22x = 1,640,313,982.13
  5. Step 5: Solve for x
    x = 1,640,313,982.13/39,247.22
  6. Step 6: Final answer
    x = 41,794.40

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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.