Home / 20,832.81-31,254.08-6,042.00

Finding the Fourth Proportional to 20,832.81, 31,254.08 and 6,042.00

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Solution

The fourth proportional to 20,832.81, 31,254.08 and 6,042.00 is: 9,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,832.81 : 31,254.08 = 6,042.00 : x
  2. Step 2: Convert to fraction form
    20,832.81/31,254.08 = 6,042.00/x
  3. Step 3: Cross multiply
    20,832.81x = 31,254.08 × 6,042.00
  4. Step 4: Simplify right side
    20,832.81x = 188,837,238.35
  5. Step 5: Solve for x
    x = 188,837,238.35/20,832.81
  6. Step 6: Final answer
    x = 9,064.42

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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.