Home / 32,285.94-44,563.40-20,954.78

Finding the Fourth Proportional to 32,285.94, 44,563.40 and 20,954.78

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Solution

The fourth proportional to 32,285.94, 44,563.40 and 20,954.78 is: 28,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,285.94 : 44,563.40 = 20,954.78 : x
  2. Step 2: Convert to fraction form
    32,285.94/44,563.40 = 20,954.78/x
  3. Step 3: Cross multiply
    32,285.94x = 44,563.40 × 20,954.78
  4. Step 4: Simplify right side
    32,285.94x = 933,816,243.05
  5. Step 5: Solve for x
    x = 933,816,243.05/32,285.94
  6. Step 6: Final answer
    x = 28,923.31

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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.