Home / 20,029.44-30,017.86-14,739.68

Finding the Fourth Proportional to 20,029.44, 30,017.86 and 14,739.68

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Solution

The fourth proportional to 20,029.44, 30,017.86 and 14,739.68 is: 22,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.44 : 30,017.86 = 14,739.68 : x
  2. Step 2: Convert to fraction form
    20,029.44/30,017.86 = 14,739.68/x
  3. Step 3: Cross multiply
    20,029.44x = 30,017.86 × 14,739.68
  4. Step 4: Simplify right side
    20,029.44x = 442,453,650.68
  5. Step 5: Solve for x
    x = 442,453,650.68/20,029.44
  6. Step 6: Final answer
    x = 22,090.17

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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.