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Finding the Fourth Proportional to 35,745.67, 53,583.64 and 17,020.68

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Solution

The fourth proportional to 35,745.67, 53,583.64 and 17,020.68 is: 25,514.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,745.67 : 53,583.64 = 17,020.68 : x
  2. Step 2: Convert to fraction form
    35,745.67/53,583.64 = 17,020.68/x
  3. Step 3: Cross multiply
    35,745.67x = 53,583.64 × 17,020.68
  4. Step 4: Simplify right side
    35,745.67x = 912,029,989.68
  5. Step 5: Solve for x
    x = 912,029,989.68/35,745.67
  6. Step 6: Final answer
    x = 25,514.42

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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.