Home / 61,051.88-91,577.19-16,678.64

Finding the Fourth Proportional to 61,051.88, 91,577.19 and 16,678.64

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Solution

The fourth proportional to 61,051.88, 91,577.19 and 16,678.64 is: 25,017.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,051.88 : 91,577.19 = 16,678.64 : x
  2. Step 2: Convert to fraction form
    61,051.88/91,577.19 = 16,678.64/x
  3. Step 3: Cross multiply
    61,051.88x = 91,577.19 × 16,678.64
  4. Step 4: Simplify right side
    61,051.88x = 1,527,382,984.22
  5. Step 5: Solve for x
    x = 1,527,382,984.22/61,051.88
  6. Step 6: Final answer
    x = 25,017.79

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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.