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Finding the Fourth Proportional to 22,941.21, 34,408.58 and 7,356.81

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Solution

The fourth proportional to 22,941.21, 34,408.58 and 7,356.81 is: 11,034.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,941.21 : 34,408.58 = 7,356.81 : x
  2. Step 2: Convert to fraction form
    22,941.21/34,408.58 = 7,356.81/x
  3. Step 3: Cross multiply
    22,941.21x = 34,408.58 × 7,356.81
  4. Step 4: Simplify right side
    22,941.21x = 253,137,348.65
  5. Step 5: Solve for x
    x = 253,137,348.65/22,941.21
  6. Step 6: Final answer
    x = 11,034.18

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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.