Home / 13,939.98-19,237.23-7,566.57

Finding the Fourth Proportional to 13,939.98, 19,237.23 and 7,566.57

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Solution

The fourth proportional to 13,939.98, 19,237.23 and 7,566.57 is: 10,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,939.98 : 19,237.23 = 7,566.57 : x
  2. Step 2: Convert to fraction form
    13,939.98/19,237.23 = 7,566.57/x
  3. Step 3: Cross multiply
    13,939.98x = 19,237.23 × 7,566.57
  4. Step 4: Simplify right side
    13,939.98x = 145,559,847.40
  5. Step 5: Solve for x
    x = 145,559,847.40/13,939.98
  6. Step 6: Final answer
    x = 10,441.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.