Home / 20,002.44-27,585.42-16,656.32

Finding the Fourth Proportional to 20,002.44, 27,585.42 and 16,656.32

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Solution

The fourth proportional to 20,002.44, 27,585.42 and 16,656.32 is: 22,970.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.44 : 27,585.42 = 16,656.32 : x
  2. Step 2: Convert to fraction form
    20,002.44/27,585.42 = 16,656.32/x
  3. Step 3: Cross multiply
    20,002.44x = 27,585.42 × 16,656.32
  4. Step 4: Simplify right side
    20,002.44x = 459,471,582.85
  5. Step 5: Solve for x
    x = 459,471,582.85/20,002.44
  6. Step 6: Final answer
    x = 22,970.78

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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.