Home / 22,771.26-34,150.23-7,977.42

Finding the Fourth Proportional to 22,771.26, 34,150.23 and 7,977.42

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Solution

The fourth proportional to 22,771.26, 34,150.23 and 7,977.42 is: 11,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,771.26 : 34,150.23 = 7,977.42 : x
  2. Step 2: Convert to fraction form
    22,771.26/34,150.23 = 7,977.42/x
  3. Step 3: Cross multiply
    22,771.26x = 34,150.23 × 7,977.42
  4. Step 4: Simplify right side
    22,771.26x = 272,430,727.81
  5. Step 5: Solve for x
    x = 272,430,727.81/22,771.26
  6. Step 6: Final answer
    x = 11,963.80

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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.