Home / 43,553.15-65,404.25-26,784.61

Finding the Fourth Proportional to 43,553.15, 65,404.25 and 26,784.61

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Solution

The fourth proportional to 43,553.15, 65,404.25 and 26,784.61 is: 40,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553.15 : 65,404.25 = 26,784.61 : x
  2. Step 2: Convert to fraction form
    43,553.15/65,404.25 = 26,784.61/x
  3. Step 3: Cross multiply
    43,553.15x = 65,404.25 × 26,784.61
  4. Step 4: Simplify right side
    43,553.15x = 1,751,827,328.59
  5. Step 5: Solve for x
    x = 1,751,827,328.59/43,553.15
  6. Step 6: Final answer
    x = 40,222.75

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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.