Home / 13,895.52-20,844.93-8,701.80

Finding the Fourth Proportional to 13,895.52, 20,844.93 and 8,701.80

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Solution

The fourth proportional to 13,895.52, 20,844.93 and 8,701.80 is: 13,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.52 : 20,844.93 = 8,701.80 : x
  2. Step 2: Convert to fraction form
    13,895.52/20,844.93 = 8,701.80/x
  3. Step 3: Cross multiply
    13,895.52x = 20,844.93 × 8,701.80
  4. Step 4: Simplify right side
    13,895.52x = 181,388,411.87
  5. Step 5: Solve for x
    x = 181,388,411.87/13,895.52
  6. Step 6: Final answer
    x = 13,053.73

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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.