Home / 36,182.63-54,295.35-20,185.64

Finding the Fourth Proportional to 36,182.63, 54,295.35 and 20,185.64

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Solution

The fourth proportional to 36,182.63, 54,295.35 and 20,185.64 is: 30,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,182.63 : 54,295.35 = 20,185.64 : x
  2. Step 2: Convert to fraction form
    36,182.63/54,295.35 = 20,185.64/x
  3. Step 3: Cross multiply
    36,182.63x = 54,295.35 × 20,185.64
  4. Step 4: Simplify right side
    36,182.63x = 1,095,986,388.77
  5. Step 5: Solve for x
    x = 1,095,986,388.77/36,182.63
  6. Step 6: Final answer
    x = 30,290.40

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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.