Home / 36,558.60-54,902.70-28,258.80

Finding the Fourth Proportional to 36,558.60, 54,902.70 and 28,258.80

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Solution

The fourth proportional to 36,558.60, 54,902.70 and 28,258.80 is: 42,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,558.60 : 54,902.70 = 28,258.80 : x
  2. Step 2: Convert to fraction form
    36,558.60/54,902.70 = 28,258.80/x
  3. Step 3: Cross multiply
    36,558.60x = 54,902.70 × 28,258.80
  4. Step 4: Simplify right side
    36,558.60x = 1,551,484,418.76
  5. Step 5: Solve for x
    x = 1,551,484,418.76/36,558.60
  6. Step 6: Final answer
    x = 42,438.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.