Home / 30,022.12-41,399.94-18,083.08

Finding the Fourth Proportional to 30,022.12, 41,399.94 and 18,083.08

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Solution

The fourth proportional to 30,022.12, 41,399.94 and 18,083.08 is: 24,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,022.12 : 41,399.94 = 18,083.08 : x
  2. Step 2: Convert to fraction form
    30,022.12/41,399.94 = 18,083.08/x
  3. Step 3: Cross multiply
    30,022.12x = 41,399.94 × 18,083.08
  4. Step 4: Simplify right side
    30,022.12x = 748,638,427.02
  5. Step 5: Solve for x
    x = 748,638,427.02/30,022.12
  6. Step 6: Final answer
    x = 24,936.23

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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.