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Finding the Fourth Proportional to 35,514.60, 53,247.60 and 16,803.60

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Solution

The fourth proportional to 35,514.60, 53,247.60 and 16,803.60 is: 25,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,514.60 : 53,247.60 = 16,803.60 : x
  2. Step 2: Convert to fraction form
    35,514.60/53,247.60 = 16,803.60/x
  3. Step 3: Cross multiply
    35,514.60x = 53,247.60 × 16,803.60
  4. Step 4: Simplify right side
    35,514.60x = 894,751,371.36
  5. Step 5: Solve for x
    x = 894,751,371.36/35,514.60
  6. Step 6: Final answer
    x = 25,193.90

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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.