Home / 39,673.78-54,742.17-25,524.70

Finding the Fourth Proportional to 39,673.78, 54,742.17 and 25,524.70

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Solution

The fourth proportional to 39,673.78, 54,742.17 and 25,524.70 is: 35,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,673.78 : 54,742.17 = 25,524.70 : x
  2. Step 2: Convert to fraction form
    39,673.78/54,742.17 = 25,524.70/x
  3. Step 3: Cross multiply
    39,673.78x = 54,742.17 × 25,524.70
  4. Step 4: Simplify right side
    39,673.78x = 1,397,277,466.60
  5. Step 5: Solve for x
    x = 1,397,277,466.60/39,673.78
  6. Step 6: Final answer
    x = 35,219.17

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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.