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Finding the Fourth Proportional to 34,921, 48,195.84 and 22,372.48

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Solution

The fourth proportional to 34,921, 48,195.84 and 22,372.48 is: 30,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,921 : 48,195.84 = 22,372.48 : x
  2. Step 2: Convert to fraction form
    34,921/48,195.84 = 22,372.48/x
  3. Step 3: Cross multiply
    34,921x = 48,195.84 × 22,372.48
  4. Step 4: Simplify right side
    34,921x = 1,078,260,466.48
  5. Step 5: Solve for x
    x = 1,078,260,466.48/34,921
  6. Step 6: Final answer
    x = 30,877.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.