Home / 14,165.14-21,247.76-3,776.89

Finding the Fourth Proportional to 14,165.14, 21,247.76 and 3,776.89

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Solution

The fourth proportional to 14,165.14, 21,247.76 and 3,776.89 is: 5,665.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.14 : 21,247.76 = 3,776.89 : x
  2. Step 2: Convert to fraction form
    14,165.14/21,247.76 = 3,776.89/x
  3. Step 3: Cross multiply
    14,165.14x = 21,247.76 × 3,776.89
  4. Step 4: Simplify right side
    14,165.14x = 80,250,452.27
  5. Step 5: Solve for x
    x = 80,250,452.27/14,165.14
  6. Step 6: Final answer
    x = 5,665.35

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1.5x scale

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.