Home / 14,132.63-21,199.35-3,744.38

Finding the Fourth Proportional to 14,132.63, 21,199.35 and 3,744.38

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Solution

The fourth proportional to 14,132.63, 21,199.35 and 3,744.38 is: 5,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.63 : 21,199.35 = 3,744.38 : x
  2. Step 2: Convert to fraction form
    14,132.63/21,199.35 = 3,744.38/x
  3. Step 3: Cross multiply
    14,132.63x = 21,199.35 × 3,744.38
  4. Step 4: Simplify right side
    14,132.63x = 79,378,316.16
  5. Step 5: Solve for x
    x = 79,378,316.16/14,132.63
  6. Step 6: Final answer
    x = 5,616.67

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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.