Home / 41,638.82-57,448.13-25,489.31

Finding the Fourth Proportional to 41,638.82, 57,448.13 and 25,489.31

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Solution

The fourth proportional to 41,638.82, 57,448.13 and 25,489.31 is: 35,167.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,638.82 : 57,448.13 = 25,489.31 : x
  2. Step 2: Convert to fraction form
    41,638.82/57,448.13 = 25,489.31/x
  3. Step 3: Cross multiply
    41,638.82x = 57,448.13 × 25,489.31
  4. Step 4: Simplify right side
    41,638.82x = 1,464,312,779.80
  5. Step 5: Solve for x
    x = 1,464,312,779.80/41,638.82
  6. Step 6: Final answer
    x = 35,167.01

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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.