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Finding the Fourth Proportional to 43,851.68, 65,771.82 and 17,556.68

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Solution

The fourth proportional to 43,851.68, 65,771.82 and 17,556.68 is: 26,332.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,851.68 : 65,771.82 = 17,556.68 : x
  2. Step 2: Convert to fraction form
    43,851.68/65,771.82 = 17,556.68/x
  3. Step 3: Cross multiply
    43,851.68x = 65,771.82 × 17,556.68
  4. Step 4: Simplify right side
    43,851.68x = 1,154,734,796.76
  5. Step 5: Solve for x
    x = 1,154,734,796.76/43,851.68
  6. Step 6: Final answer
    x = 26,332.74

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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.