Home / 20,032.32-30,043.35-5,992.32

Finding the Fourth Proportional to 20,032.32, 30,043.35 and 5,992.32

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Solution

The fourth proportional to 20,032.32, 30,043.35 and 5,992.32 is: 8,986.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.32 : 30,043.35 = 5,992.32 : x
  2. Step 2: Convert to fraction form
    20,032.32/30,043.35 = 5,992.32/x
  3. Step 3: Cross multiply
    20,032.32x = 30,043.35 × 5,992.32
  4. Step 4: Simplify right side
    20,032.32x = 180,029,367.07
  5. Step 5: Solve for x
    x = 180,029,367.07/20,032.32
  6. Step 6: Final answer
    x = 8,986.95

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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.