Home / 34,692.50-52,039.56-11,318.88

Finding the Fourth Proportional to 34,692.50, 52,039.56 and 11,318.88

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Solution

The fourth proportional to 34,692.50, 52,039.56 and 11,318.88 is: 16,978.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,692.50 : 52,039.56 = 11,318.88 : x
  2. Step 2: Convert to fraction form
    34,692.50/52,039.56 = 11,318.88/x
  3. Step 3: Cross multiply
    34,692.50x = 52,039.56 × 11,318.88
  4. Step 4: Simplify right side
    34,692.50x = 589,029,534.89
  5. Step 5: Solve for x
    x = 589,029,534.89/34,692.50
  6. Step 6: Final answer
    x = 16,978.58

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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.