Home / 12,822.60-19,238.44-5,804.12

Finding the Fourth Proportional to 12,822.60, 19,238.44 and 5,804.12

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Solution

The fourth proportional to 12,822.60, 19,238.44 and 5,804.12 is: 8,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.60 : 19,238.44 = 5,804.12 : x
  2. Step 2: Convert to fraction form
    12,822.60/19,238.44 = 5,804.12/x
  3. Step 3: Cross multiply
    12,822.60x = 19,238.44 × 5,804.12
  4. Step 4: Simplify right side
    12,822.60x = 111,662,214.37
  5. Step 5: Solve for x
    x = 111,662,214.37/12,822.60
  6. Step 6: Final answer
    x = 8,708.24

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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.