Home / 14,504.55-21,756.85-3,973.79

Finding the Fourth Proportional to 14,504.55, 21,756.85 and 3,973.79

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Solution

The fourth proportional to 14,504.55, 21,756.85 and 3,973.79 is: 5,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.55 : 21,756.85 = 3,973.79 : x
  2. Step 2: Convert to fraction form
    14,504.55/21,756.85 = 3,973.79/x
  3. Step 3: Cross multiply
    14,504.55x = 21,756.85 × 3,973.79
  4. Step 4: Simplify right side
    14,504.55x = 86,457,133.09
  5. Step 5: Solve for x
    x = 86,457,133.09/14,504.55
  6. Step 6: Final answer
    x = 5,960.69

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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.