Home / 20,798.53-28,701.93-11,846.03

Finding the Fourth Proportional to 20,798.53, 28,701.93 and 11,846.03

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Solution

The fourth proportional to 20,798.53, 28,701.93 and 11,846.03 is: 16,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,798.53 : 28,701.93 = 11,846.03 : x
  2. Step 2: Convert to fraction form
    20,798.53/28,701.93 = 11,846.03/x
  3. Step 3: Cross multiply
    20,798.53x = 28,701.93 × 11,846.03
  4. Step 4: Simplify right side
    20,798.53x = 340,003,824.75
  5. Step 5: Solve for x
    x = 340,003,824.75/20,798.53
  6. Step 6: Final answer
    x = 16,347.50

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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.