Home / 13,022.96-19,534.43-3,162.22

Finding the Fourth Proportional to 13,022.96, 19,534.43 and 3,162.22

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Solution

The fourth proportional to 13,022.96, 19,534.43 and 3,162.22 is: 4,743.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.96 : 19,534.43 = 3,162.22 : x
  2. Step 2: Convert to fraction form
    13,022.96/19,534.43 = 3,162.22/x
  3. Step 3: Cross multiply
    13,022.96x = 19,534.43 × 3,162.22
  4. Step 4: Simplify right side
    13,022.96x = 61,772,124.30
  5. Step 5: Solve for x
    x = 61,772,124.30/13,022.96
  6. Step 6: Final answer
    x = 4,743.33

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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.