Home / 43,803.26-65,751.65-18,855.66

Finding the Fourth Proportional to 43,803.26, 65,751.65 and 18,855.66

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Solution

The fourth proportional to 43,803.26, 65,751.65 and 18,855.66 is: 28,303.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,803.26 : 65,751.65 = 18,855.66 : x
  2. Step 2: Convert to fraction form
    43,803.26/65,751.65 = 18,855.66/x
  3. Step 3: Cross multiply
    43,803.26x = 65,751.65 × 18,855.66
  4. Step 4: Simplify right side
    43,803.26x = 1,239,790,756.84
  5. Step 5: Solve for x
    x = 1,239,790,756.84/43,803.26
  6. Step 6: Final answer
    x = 28,303.62

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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.