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Finding the Fourth Proportional to 41,259.59, 61,879.45 and 19,051.64

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Solution

The fourth proportional to 41,259.59, 61,879.45 and 19,051.64 is: 28,572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,259.59 : 61,879.45 = 19,051.64 : x
  2. Step 2: Convert to fraction form
    41,259.59/61,879.45 = 19,051.64/x
  3. Step 3: Cross multiply
    41,259.59x = 61,879.45 × 19,051.64
  4. Step 4: Simplify right side
    41,259.59x = 1,178,905,004.80
  5. Step 5: Solve for x
    x = 1,178,905,004.80/41,259.59
  6. Step 6: Final answer
    x = 28,572.87

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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.