Home / 39,246.72-54,180.54-30,274.08

Finding the Fourth Proportional to 39,246.72, 54,180.54 and 30,274.08

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Solution

The fourth proportional to 39,246.72, 54,180.54 and 30,274.08 is: 41,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,246.72 : 54,180.54 = 30,274.08 : x
  2. Step 2: Convert to fraction form
    39,246.72/54,180.54 = 30,274.08/x
  3. Step 3: Cross multiply
    39,246.72x = 54,180.54 × 30,274.08
  4. Step 4: Simplify right side
    39,246.72x = 1,640,266,002.40
  5. Step 5: Solve for x
    x = 1,640,266,002.40/39,246.72
  6. Step 6: Final answer
    x = 41,793.71

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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.