Home / 39,662.90-54,744.00-25,491.14

Finding the Fourth Proportional to 39,662.90, 54,744.00 and 25,491.14

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Solution

The fourth proportional to 39,662.90, 54,744.00 and 25,491.14 is: 35,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,662.90 : 54,744.00 = 25,491.14 : x
  2. Step 2: Convert to fraction form
    39,662.90/54,744.00 = 25,491.14/x
  3. Step 3: Cross multiply
    39,662.90x = 54,744.00 × 25,491.14
  4. Step 4: Simplify right side
    39,662.90x = 1,395,487,112.07
  5. Step 5: Solve for x
    x = 1,395,487,112.07/39,662.90
  6. Step 6: Final answer
    x = 35,183.68

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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.