Home / 39,170.26-54,054.96-21,265.24

Finding the Fourth Proportional to 39,170.26, 54,054.96 and 21,265.24

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Solution

The fourth proportional to 39,170.26, 54,054.96 and 21,265.24 is: 29,346.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,170.26 : 54,054.96 = 21,265.24 : x
  2. Step 2: Convert to fraction form
    39,170.26/54,054.96 = 21,265.24/x
  3. Step 3: Cross multiply
    39,170.26x = 54,054.96 × 21,265.24
  4. Step 4: Simplify right side
    39,170.26x = 1,149,491,697.59
  5. Step 5: Solve for x
    x = 1,149,491,697.59/39,170.26
  6. Step 6: Final answer
    x = 29,346.03

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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.