Home / 28,741.43-39,664.46-16,166.18

Finding the Fourth Proportional to 28,741.43, 39,664.46 and 16,166.18

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Solution

The fourth proportional to 28,741.43, 39,664.46 and 16,166.18 is: 22,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,741.43 : 39,664.46 = 16,166.18 : x
  2. Step 2: Convert to fraction form
    28,741.43/39,664.46 = 16,166.18/x
  3. Step 3: Cross multiply
    28,741.43x = 39,664.46 × 16,166.18
  4. Step 4: Simplify right side
    28,741.43x = 641,222,642.06
  5. Step 5: Solve for x
    x = 641,222,642.06/28,741.43
  6. Step 6: Final answer
    x = 22,310.05

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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.