Home / 30,692.97-46,040.34-11,972.25

Finding the Fourth Proportional to 30,692.97, 46,040.34 and 11,972.25

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Solution

The fourth proportional to 30,692.97, 46,040.34 and 11,972.25 is: 17,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,692.97 : 46,040.34 = 11,972.25 : x
  2. Step 2: Convert to fraction form
    30,692.97/46,040.34 = 11,972.25/x
  3. Step 3: Cross multiply
    30,692.97x = 46,040.34 × 11,972.25
  4. Step 4: Simplify right side
    30,692.97x = 551,206,460.57
  5. Step 5: Solve for x
    x = 551,206,460.57/30,692.97
  6. Step 6: Final answer
    x = 17,958.72

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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.