Home / 20,032.19-30,021.99-14,742.43

Finding the Fourth Proportional to 20,032.19, 30,021.99 and 14,742.43

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Solution

The fourth proportional to 20,032.19, 30,021.99 and 14,742.43 is: 22,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.19 : 30,021.99 = 14,742.43 : x
  2. Step 2: Convert to fraction form
    20,032.19/30,021.99 = 14,742.43/x
  3. Step 3: Cross multiply
    20,032.19x = 30,021.99 × 14,742.43
  4. Step 4: Simplify right side
    20,032.19x = 442,597,086.04
  5. Step 5: Solve for x
    x = 442,597,086.04/20,032.19
  6. Step 6: Final answer
    x = 22,094.29

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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.