Home / 33,433.06-46,136.40-18,325.30

Finding the Fourth Proportional to 33,433.06, 46,136.40 and 18,325.30

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Solution

The fourth proportional to 33,433.06, 46,136.40 and 18,325.30 is: 25,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,433.06 : 46,136.40 = 18,325.30 : x
  2. Step 2: Convert to fraction form
    33,433.06/46,136.40 = 18,325.30/x
  3. Step 3: Cross multiply
    33,433.06x = 46,136.40 × 18,325.30
  4. Step 4: Simplify right side
    33,433.06x = 845,463,370.92
  5. Step 5: Solve for x
    x = 845,463,370.92/33,433.06
  6. Step 6: Final answer
    x = 25,288.24

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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.