Home / 14,051.60-21,074.53-5,163.87

Finding the Fourth Proportional to 14,051.60, 21,074.53 and 5,163.87

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Solution

The fourth proportional to 14,051.60, 21,074.53 and 5,163.87 is: 7,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.60 : 21,074.53 = 5,163.87 : x
  2. Step 2: Convert to fraction form
    14,051.60/21,074.53 = 5,163.87/x
  3. Step 3: Cross multiply
    14,051.60x = 21,074.53 × 5,163.87
  4. Step 4: Simplify right side
    14,051.60x = 108,826,133.23
  5. Step 5: Solve for x
    x = 108,826,133.23/14,051.60
  6. Step 6: Final answer
    x = 7,744.75

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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.