Home / 20,029.94-30,018.61-14,740.18

Finding the Fourth Proportional to 20,029.94, 30,018.61 and 14,740.18

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Solution

The fourth proportional to 20,029.94, 30,018.61 and 14,740.18 is: 22,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.94 : 30,018.61 = 14,740.18 : x
  2. Step 2: Convert to fraction form
    20,029.94/30,018.61 = 14,740.18/x
  3. Step 3: Cross multiply
    20,029.94x = 30,018.61 × 14,740.18
  4. Step 4: Simplify right side
    20,029.94x = 442,479,714.75
  5. Step 5: Solve for x
    x = 442,479,714.75/20,029.94
  6. Step 6: Final answer
    x = 22,090.92

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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.