Home / 33,530.38-46,271.74-18,216.80

Finding the Fourth Proportional to 33,530.38, 46,271.74 and 18,216.80

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Solution

The fourth proportional to 33,530.38, 46,271.74 and 18,216.80 is: 25,139.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,530.38 : 46,271.74 = 18,216.80 : x
  2. Step 2: Convert to fraction form
    33,530.38/46,271.74 = 18,216.80/x
  3. Step 3: Cross multiply
    33,530.38x = 46,271.74 × 18,216.80
  4. Step 4: Simplify right side
    33,530.38x = 842,923,033.23
  5. Step 5: Solve for x
    x = 842,923,033.23/33,530.38
  6. Step 6: Final answer
    x = 25,139.08

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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.