Home / 20,000.43-27,582.66-16,654.32

Finding the Fourth Proportional to 20,000.43, 27,582.66 and 16,654.32

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Solution

The fourth proportional to 20,000.43, 27,582.66 and 16,654.32 is: 22,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000.43 : 27,582.66 = 16,654.32 : x
  2. Step 2: Convert to fraction form
    20,000.43/27,582.66 = 16,654.32/x
  3. Step 3: Cross multiply
    20,000.43x = 27,582.66 × 16,654.32
  4. Step 4: Simplify right side
    20,000.43x = 459,370,446.09
  5. Step 5: Solve for x
    x = 459,370,446.09/20,000.43
  6. Step 6: Final answer
    x = 22,968.03

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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.