Home / 14,561.50-21,842.26-3,617.50

Finding the Fourth Proportional to 14,561.50, 21,842.26 and 3,617.50

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Solution

The fourth proportional to 14,561.50, 21,842.26 and 3,617.50 is: 5,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.50 : 21,842.26 = 3,617.50 : x
  2. Step 2: Convert to fraction form
    14,561.50/21,842.26 = 3,617.50/x
  3. Step 3: Cross multiply
    14,561.50x = 21,842.26 × 3,617.50
  4. Step 4: Simplify right side
    14,561.50x = 79,014,375.55
  5. Step 5: Solve for x
    x = 79,014,375.55/14,561.50
  6. Step 6: Final answer
    x = 5,426.25

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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.