Home / 14,640.84-21,939.08-9,692.75

Finding the Fourth Proportional to 14,640.84, 21,939.08 and 9,692.75

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Solution

The fourth proportional to 14,640.84, 21,939.08 and 9,692.75 is: 14,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640.84 : 21,939.08 = 9,692.75 : x
  2. Step 2: Convert to fraction form
    14,640.84/21,939.08 = 9,692.75/x
  3. Step 3: Cross multiply
    14,640.84x = 21,939.08 × 9,692.75
  4. Step 4: Simplify right side
    14,640.84x = 212,649,859.51
  5. Step 5: Solve for x
    x = 212,649,859.51/14,640.84
  6. Step 6: Final answer
    x = 14,524.43

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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.