Home / 41,749.28-57,617.64-22,890

Finding the Fourth Proportional to 41,749.28, 57,617.64 and 22,890

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Solution

The fourth proportional to 41,749.28, 57,617.64 and 22,890 is: 31,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,749.28 : 57,617.64 = 22,890 : x
  2. Step 2: Convert to fraction form
    41,749.28/57,617.64 = 22,890/x
  3. Step 3: Cross multiply
    41,749.28x = 57,617.64 × 22,890
  4. Step 4: Simplify right side
    41,749.28x = 1,318,867,779.60
  5. Step 5: Solve for x
    x = 1,318,867,779.60/41,749.28
  6. Step 6: Final answer
    x = 31,590.19

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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.