Home / 36,789.19-54,878.34-35,559.20

Finding the Fourth Proportional to 36,789.19, 54,878.34 and 35,559.20

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Solution

The fourth proportional to 36,789.19, 54,878.34 and 35,559.20 is: 53,043.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,789.19 : 54,878.34 = 35,559.20 : x
  2. Step 2: Convert to fraction form
    36,789.19/54,878.34 = 35,559.20/x
  3. Step 3: Cross multiply
    36,789.19x = 54,878.34 × 35,559.20
  4. Step 4: Simplify right side
    36,789.19x = 1,951,430,138.27
  5. Step 5: Solve for x
    x = 1,951,430,138.27/36,789.19
  6. Step 6: Final answer
    x = 53,043.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.