Home / 32,202.39-44,430.21-20,872.37

Finding the Fourth Proportional to 32,202.39, 44,430.21 and 20,872.37

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Solution

The fourth proportional to 32,202.39, 44,430.21 and 20,872.37 is: 28,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,202.39 : 44,430.21 = 20,872.37 : x
  2. Step 2: Convert to fraction form
    32,202.39/44,430.21 = 20,872.37/x
  3. Step 3: Cross multiply
    32,202.39x = 44,430.21 × 20,872.37
  4. Step 4: Simplify right side
    32,202.39x = 927,363,560.15
  5. Step 5: Solve for x
    x = 927,363,560.15/32,202.39
  6. Step 6: Final answer
    x = 28,797.97

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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.