Home / 39,244.72-54,177.78-30,272.08

Finding the Fourth Proportional to 39,244.72, 54,177.78 and 30,272.08

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Solution

The fourth proportional to 39,244.72, 54,177.78 and 30,272.08 is: 41,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,244.72 : 54,177.78 = 30,272.08 : x
  2. Step 2: Convert to fraction form
    39,244.72/54,177.78 = 30,272.08/x
  3. Step 3: Cross multiply
    39,244.72x = 54,177.78 × 30,272.08
  4. Step 4: Simplify right side
    39,244.72x = 1,640,074,090.38
  5. Step 5: Solve for x
    x = 1,640,074,090.38/39,244.72
  6. Step 6: Final answer
    x = 41,790.95

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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.