Home / 43,558.48-65,329.93-11,537.78

Finding the Fourth Proportional to 43,558.48, 65,329.93 and 11,537.78

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Solution

The fourth proportional to 43,558.48, 65,329.93 and 11,537.78 is: 17,304.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,558.48 : 65,329.93 = 11,537.78 : x
  2. Step 2: Convert to fraction form
    43,558.48/65,329.93 = 11,537.78/x
  3. Step 3: Cross multiply
    43,558.48x = 65,329.93 × 11,537.78
  4. Step 4: Simplify right side
    43,558.48x = 753,762,359.76
  5. Step 5: Solve for x
    x = 753,762,359.76/43,558.48
  6. Step 6: Final answer
    x = 17,304.61

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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.