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Finding the Fourth Proportional to 43,619.24, 65,435.13 and 14,027.24

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Solution

The fourth proportional to 43,619.24, 65,435.13 and 14,027.24 is: 21,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,619.24 : 65,435.13 = 14,027.24 : x
  2. Step 2: Convert to fraction form
    43,619.24/65,435.13 = 14,027.24/x
  3. Step 3: Cross multiply
    43,619.24x = 65,435.13 × 14,027.24
  4. Step 4: Simplify right side
    43,619.24x = 917,873,945.77
  5. Step 5: Solve for x
    x = 917,873,945.77/43,619.24
  6. Step 6: Final answer
    x = 21,042.87

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1.5x scale

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.