Home / 61,045.46-91,555.82-16,668.51

Finding the Fourth Proportional to 61,045.46, 91,555.82 and 16,668.51

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Solution

The fourth proportional to 61,045.46, 91,555.82 and 16,668.51 is: 24,999.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,045.46 : 91,555.82 = 16,668.51 : x
  2. Step 2: Convert to fraction form
    61,045.46/91,555.82 = 16,668.51/x
  3. Step 3: Cross multiply
    61,045.46x = 91,555.82 × 16,668.51
  4. Step 4: Simplify right side
    61,045.46x = 1,526,099,101.23
  5. Step 5: Solve for x
    x = 1,526,099,101.23/61,045.46
  6. Step 6: Final answer
    x = 24,999.39

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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.