Home / 43,628.13-65,387.32-23,636.86

Finding the Fourth Proportional to 43,628.13, 65,387.32 and 23,636.86

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Solution

The fourth proportional to 43,628.13, 65,387.32 and 23,636.86 is: 35,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,628.13 : 65,387.32 = 23,636.86 : x
  2. Step 2: Convert to fraction form
    43,628.13/65,387.32 = 23,636.86/x
  3. Step 3: Cross multiply
    43,628.13x = 65,387.32 × 23,636.86
  4. Step 4: Simplify right side
    43,628.13x = 1,545,550,706.05
  5. Step 5: Solve for x
    x = 1,545,550,706.05/43,628.13
  6. Step 6: Final answer
    x = 35,425.55

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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.