Home / 28,582.88-39,445.58-16,644.29

Finding the Fourth Proportional to 28,582.88, 39,445.58 and 16,644.29

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Solution

The fourth proportional to 28,582.88, 39,445.58 and 16,644.29 is: 22,969.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.88 : 39,445.58 = 16,644.29 : x
  2. Step 2: Convert to fraction form
    28,582.88/39,445.58 = 16,644.29/x
  3. Step 3: Cross multiply
    28,582.88x = 39,445.58 × 16,644.29
  4. Step 4: Simplify right side
    28,582.88x = 656,543,517.12
  5. Step 5: Solve for x
    x = 656,543,517.12/28,582.88
  6. Step 6: Final answer
    x = 22,969.82

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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.