Home / 34,804.08-47,993.32-20,654.19

Finding the Fourth Proportional to 34,804.08, 47,993.32 and 20,654.19

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Solution

The fourth proportional to 34,804.08, 47,993.32 and 20,654.19 is: 28,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,804.08 : 47,993.32 = 20,654.19 : x
  2. Step 2: Convert to fraction form
    34,804.08/47,993.32 = 20,654.19/x
  3. Step 3: Cross multiply
    34,804.08x = 47,993.32 × 20,654.19
  4. Step 4: Simplify right side
    34,804.08x = 991,263,175.83
  5. Step 5: Solve for x
    x = 991,263,175.83/34,804.08
  6. Step 6: Final answer
    x = 28,481.23

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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.