Home / 39,060.40-53,911.74-25,465.44

Finding the Fourth Proportional to 39,060.40, 53,911.74 and 25,465.44

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Solution

The fourth proportional to 39,060.40, 53,911.74 and 25,465.44 is: 35,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,060.40 : 53,911.74 = 25,465.44 : x
  2. Step 2: Convert to fraction form
    39,060.40/53,911.74 = 25,465.44/x
  3. Step 3: Cross multiply
    39,060.40x = 53,911.74 × 25,465.44
  4. Step 4: Simplify right side
    39,060.40x = 1,372,886,180.27
  5. Step 5: Solve for x
    x = 1,372,886,180.27/39,060.40
  6. Step 6: Final answer
    x = 35,147.78

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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.