Home / 38,645.37-57,868.88-26,782.25

Finding the Fourth Proportional to 38,645.37, 57,868.88 and 26,782.25

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Solution

The fourth proportional to 38,645.37, 57,868.88 and 26,782.25 is: 40,104.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,645.37 : 57,868.88 = 26,782.25 : x
  2. Step 2: Convert to fraction form
    38,645.37/57,868.88 = 26,782.25/x
  3. Step 3: Cross multiply
    38,645.37x = 57,868.88 × 26,782.25
  4. Step 4: Simplify right side
    38,645.37x = 1,549,858,388.12
  5. Step 5: Solve for x
    x = 1,549,858,388.12/38,645.37
  6. Step 6: Final answer
    x = 40,104.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.