Home / 14,051.42-21,078.33-5,732.01

Finding the Fourth Proportional to 14,051.42, 21,078.33 and 5,732.01

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Solution

The fourth proportional to 14,051.42, 21,078.33 and 5,732.01 is: 8,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.42 : 21,078.33 = 5,732.01 : x
  2. Step 2: Convert to fraction form
    14,051.42/21,078.33 = 5,732.01/x
  3. Step 3: Cross multiply
    14,051.42x = 21,078.33 × 5,732.01
  4. Step 4: Simplify right side
    14,051.42x = 120,821,198.34
  5. Step 5: Solve for x
    x = 120,821,198.34/14,051.42
  6. Step 6: Final answer
    x = 8,598.51

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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.