Home / 14,771.79-22,142.13-4,908.42

Finding the Fourth Proportional to 14,771.79, 22,142.13 and 4,908.42

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Solution

The fourth proportional to 14,771.79, 22,142.13 and 4,908.42 is: 7,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771.79 : 22,142.13 = 4,908.42 : x
  2. Step 2: Convert to fraction form
    14,771.79/22,142.13 = 4,908.42/x
  3. Step 3: Cross multiply
    14,771.79x = 22,142.13 × 4,908.42
  4. Step 4: Simplify right side
    14,771.79x = 108,682,873.73
  5. Step 5: Solve for x
    x = 108,682,873.73/14,771.79
  6. Step 6: Final answer
    x = 7,357.46

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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.