Home / 20,973.44-28,943.33-11,542.00

Finding the Fourth Proportional to 20,973.44, 28,943.33 and 11,542.00

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Solution

The fourth proportional to 20,973.44, 28,943.33 and 11,542.00 is: 15,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,973.44 : 28,943.33 = 11,542.00 : x
  2. Step 2: Convert to fraction form
    20,973.44/28,943.33 = 11,542.00/x
  3. Step 3: Cross multiply
    20,973.44x = 28,943.33 × 11,542.00
  4. Step 4: Simplify right side
    20,973.44x = 334,063,958.36
  5. Step 5: Solve for x
    x = 334,063,958.36/20,973.44
  6. Step 6: Final answer
    x = 15,927.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.