Home / 13,198.28-19,800.86-5,804.19

Finding the Fourth Proportional to 13,198.28, 19,800.86 and 5,804.19

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Solution

The fourth proportional to 13,198.28, 19,800.86 and 5,804.19 is: 8,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.28 : 19,800.86 = 5,804.19 : x
  2. Step 2: Convert to fraction form
    13,198.28/19,800.86 = 5,804.19/x
  3. Step 3: Cross multiply
    13,198.28x = 19,800.86 × 5,804.19
  4. Step 4: Simplify right side
    13,198.28x = 114,927,924.58
  5. Step 5: Solve for x
    x = 114,927,924.58/13,198.28
  6. Step 6: Final answer
    x = 8,707.80

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1.5x scale

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.