Home / 39,040.70-53,839.28-25,623.59

Finding the Fourth Proportional to 39,040.70, 53,839.28 and 25,623.59

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Solution

The fourth proportional to 39,040.70, 53,839.28 and 25,623.59 is: 35,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.70 : 53,839.28 = 25,623.59 : x
  2. Step 2: Convert to fraction form
    39,040.70/53,839.28 = 25,623.59/x
  3. Step 3: Cross multiply
    39,040.70x = 53,839.28 × 25,623.59
  4. Step 4: Simplify right side
    39,040.70x = 1,379,555,431.48
  5. Step 5: Solve for x
    x = 1,379,555,431.48/39,040.70
  6. Step 6: Final answer
    x = 35,336.34

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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.