Home / 33,389.98-46,078.18-18,282.65

Finding the Fourth Proportional to 33,389.98, 46,078.18 and 18,282.65

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Solution

The fourth proportional to 33,389.98, 46,078.18 and 18,282.65 is: 25,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,389.98 : 46,078.18 = 18,282.65 : x
  2. Step 2: Convert to fraction form
    33,389.98/46,078.18 = 18,282.65/x
  3. Step 3: Cross multiply
    33,389.98x = 46,078.18 × 18,282.65
  4. Step 4: Simplify right side
    33,389.98x = 842,430,961.48
  5. Step 5: Solve for x
    x = 842,430,961.48/33,389.98
  6. Step 6: Final answer
    x = 25,230.05

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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.