Home / 30,793.06-42,494.44-18,043.70

Finding the Fourth Proportional to 30,793.06, 42,494.44 and 18,043.70

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Solution

The fourth proportional to 30,793.06, 42,494.44 and 18,043.70 is: 24,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,793.06 : 42,494.44 = 18,043.70 : x
  2. Step 2: Convert to fraction form
    30,793.06/42,494.44 = 18,043.70/x
  3. Step 3: Cross multiply
    30,793.06x = 42,494.44 × 18,043.70
  4. Step 4: Simplify right side
    30,793.06x = 766,756,714.56
  5. Step 5: Solve for x
    x = 766,756,714.56/30,793.06
  6. Step 6: Final answer
    x = 24,900.31

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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.