Home / 27,051.86-40,504.88-17,668.64

Finding the Fourth Proportional to 27,051.86, 40,504.88 and 17,668.64

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Solution

The fourth proportional to 27,051.86, 40,504.88 and 17,668.64 is: 26,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,051.86 : 40,504.88 = 17,668.64 : x
  2. Step 2: Convert to fraction form
    27,051.86/40,504.88 = 17,668.64/x
  3. Step 3: Cross multiply
    27,051.86x = 40,504.88 × 17,668.64
  4. Step 4: Simplify right side
    27,051.86x = 715,666,142.96
  5. Step 5: Solve for x
    x = 715,666,142.96/27,051.86
  6. Step 6: Final answer
    x = 26,455.34

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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.