Home / 38,622.96-53,306.60-28,043.37

Finding the Fourth Proportional to 38,622.96, 53,306.60 and 28,043.37

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Solution

The fourth proportional to 38,622.96, 53,306.60 and 28,043.37 is: 38,704.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,622.96 : 53,306.60 = 28,043.37 : x
  2. Step 2: Convert to fraction form
    38,622.96/53,306.60 = 28,043.37/x
  3. Step 3: Cross multiply
    38,622.96x = 53,306.60 × 28,043.37
  4. Step 4: Simplify right side
    38,622.96x = 1,494,896,567.03
  5. Step 5: Solve for x
    x = 1,494,896,567.03/38,622.96
  6. Step 6: Final answer
    x = 38,704.87

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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.