Home / 39,239.68-54,159.36-25,812.26

Finding the Fourth Proportional to 39,239.68, 54,159.36 and 25,812.26

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Solution

The fourth proportional to 39,239.68, 54,159.36 and 25,812.26 is: 35,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,239.68 : 54,159.36 = 25,812.26 : x
  2. Step 2: Convert to fraction form
    39,239.68/54,159.36 = 25,812.26/x
  3. Step 3: Cross multiply
    39,239.68x = 54,159.36 × 25,812.26
  4. Step 4: Simplify right side
    39,239.68x = 1,397,975,481.75
  5. Step 5: Solve for x
    x = 1,397,975,481.75/39,239.68
  6. Step 6: Final answer
    x = 35,626.58

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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.