Home / 10,692.12-14,759.25-9,571.08

Finding the Fourth Proportional to 10,692.12, 14,759.25 and 9,571.08

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Solution

The fourth proportional to 10,692.12, 14,759.25 and 9,571.08 is: 13,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692.12 : 14,759.25 = 9,571.08 : x
  2. Step 2: Convert to fraction form
    10,692.12/14,759.25 = 9,571.08/x
  3. Step 3: Cross multiply
    10,692.12x = 14,759.25 × 9,571.08
  4. Step 4: Simplify right side
    10,692.12x = 141,261,962.49
  5. Step 5: Solve for x
    x = 141,261,962.49/10,692.12
  6. Step 6: Final answer
    x = 13,211.78

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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.