Home / 35,730.26-49,296.40-20,620.92

Finding the Fourth Proportional to 35,730.26, 49,296.40 and 20,620.92

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Solution

The fourth proportional to 35,730.26, 49,296.40 and 20,620.92 is: 28,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.26 : 49,296.40 = 20,620.92 : x
  2. Step 2: Convert to fraction form
    35,730.26/49,296.40 = 20,620.92/x
  3. Step 3: Cross multiply
    35,730.26x = 49,296.40 × 20,620.92
  4. Step 4: Simplify right side
    35,730.26x = 1,016,537,120.69
  5. Step 5: Solve for x
    x = 1,016,537,120.69/35,730.26
  6. Step 6: Final answer
    x = 28,450.31

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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.