Home / 41,108.40-61,662.60-14,815.80

Finding the Fourth Proportional to 41,108.40, 61,662.60 and 14,815.80

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Solution

The fourth proportional to 41,108.40, 61,662.60 and 14,815.80 is: 22,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,108.40 : 61,662.60 = 14,815.80 : x
  2. Step 2: Convert to fraction form
    41,108.40/61,662.60 = 14,815.80/x
  3. Step 3: Cross multiply
    41,108.40x = 61,662.60 × 14,815.80
  4. Step 4: Simplify right side
    41,108.40x = 913,580,749.08
  5. Step 5: Solve for x
    x = 913,580,749.08/41,108.40
  6. Step 6: Final answer
    x = 22,223.70

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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.