Home / 16,812.83-23,201.44-10,011.60

Finding the Fourth Proportional to 16,812.83, 23,201.44 and 10,011.60

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Solution

The fourth proportional to 16,812.83, 23,201.44 and 10,011.60 is: 13,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.83 : 23,201.44 = 10,011.60 : x
  2. Step 2: Convert to fraction form
    16,812.83/23,201.44 = 10,011.60/x
  3. Step 3: Cross multiply
    16,812.83x = 23,201.44 × 10,011.60
  4. Step 4: Simplify right side
    16,812.83x = 232,283,511.68
  5. Step 5: Solve for x
    x = 232,283,511.68/16,812.83
  6. Step 6: Final answer
    x = 13,815.85

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1.5x scale

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.