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Finding the Fourth Proportional to 34,844.49, 48,085.52 and 20,504.88

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Solution

The fourth proportional to 34,844.49, 48,085.52 and 20,504.88 is: 28,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,844.49 : 48,085.52 = 20,504.88 : x
  2. Step 2: Convert to fraction form
    34,844.49/48,085.52 = 20,504.88/x
  3. Step 3: Cross multiply
    34,844.49x = 48,085.52 × 20,504.88
  4. Step 4: Simplify right side
    34,844.49x = 985,987,714.81
  5. Step 5: Solve for x
    x = 985,987,714.81/34,844.49
  6. Step 6: Final answer
    x = 28,296.80

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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.