Home / 43,756.42-65,618.52-15,668.86

Finding the Fourth Proportional to 43,756.42, 65,618.52 and 15,668.86

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Solution

The fourth proportional to 43,756.42, 65,618.52 and 15,668.86 is: 23,497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,756.42 : 65,618.52 = 15,668.86 : x
  2. Step 2: Convert to fraction form
    43,756.42/65,618.52 = 15,668.86/x
  3. Step 3: Cross multiply
    43,756.42x = 65,618.52 × 15,668.86
  4. Step 4: Simplify right side
    43,756.42x = 1,028,167,403.29
  5. Step 5: Solve for x
    x = 1,028,167,403.29/43,756.42
  6. Step 6: Final answer
    x = 23,497.52

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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.