Home / 41,974.09-57,928.33-31,345.27

Finding the Fourth Proportional to 41,974.09, 57,928.33 and 31,345.27

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Solution

The fourth proportional to 41,974.09, 57,928.33 and 31,345.27 is: 43,259.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,974.09 : 57,928.33 = 31,345.27 : x
  2. Step 2: Convert to fraction form
    41,974.09/57,928.33 = 31,345.27/x
  3. Step 3: Cross multiply
    41,974.09x = 57,928.33 × 31,345.27
  4. Step 4: Simplify right side
    41,974.09x = 1,815,779,201.78
  5. Step 5: Solve for x
    x = 1,815,779,201.78/41,974.09
  6. Step 6: Final answer
    x = 43,259.52

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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.