Home / 38,027.20-57,051.72-19,306.48

Finding the Fourth Proportional to 38,027.20, 57,051.72 and 19,306.48

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Solution

The fourth proportional to 38,027.20, 57,051.72 and 19,306.48 is: 28,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,027.20 : 57,051.72 = 19,306.48 : x
  2. Step 2: Convert to fraction form
    38,027.20/57,051.72 = 19,306.48/x
  3. Step 3: Cross multiply
    38,027.20x = 57,051.72 × 19,306.48
  4. Step 4: Simplify right side
    38,027.20x = 1,101,467,891.15
  5. Step 5: Solve for x
    x = 1,101,467,891.15/38,027.20
  6. Step 6: Final answer
    x = 28,965.26

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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.