Home / 31,116.89-46,675.26-7,743.33

Finding the Fourth Proportional to 31,116.89, 46,675.26 and 7,743.33

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Solution

The fourth proportional to 31,116.89, 46,675.26 and 7,743.33 is: 11,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,116.89 : 46,675.26 = 7,743.33 : x
  2. Step 2: Convert to fraction form
    31,116.89/46,675.26 = 7,743.33/x
  3. Step 3: Cross multiply
    31,116.89x = 46,675.26 × 7,743.33
  4. Step 4: Simplify right side
    31,116.89x = 361,421,941.02
  5. Step 5: Solve for x
    x = 361,421,941.02/31,116.89
  6. Step 6: Final answer
    x = 11,614.98

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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.