Home / 43,859.07-65,792.77-12,269.13

Finding the Fourth Proportional to 43,859.07, 65,792.77 and 12,269.13

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Solution

The fourth proportional to 43,859.07, 65,792.77 and 12,269.13 is: 18,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,859.07 : 65,792.77 = 12,269.13 : x
  2. Step 2: Convert to fraction form
    43,859.07/65,792.77 = 12,269.13/x
  3. Step 3: Cross multiply
    43,859.07x = 65,792.77 × 12,269.13
  4. Step 4: Simplify right side
    43,859.07x = 807,219,986.84
  5. Step 5: Solve for x
    x = 807,219,986.84/43,859.07
  6. Step 6: Final answer
    x = 18,404.86

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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.