Home / 30,440.31-41,996.55-17,692.83

Finding the Fourth Proportional to 30,440.31, 41,996.55 and 17,692.83

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Solution

The fourth proportional to 30,440.31, 41,996.55 and 17,692.83 is: 24,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,440.31 : 41,996.55 = 17,692.83 : x
  2. Step 2: Convert to fraction form
    30,440.31/41,996.55 = 17,692.83/x
  3. Step 3: Cross multiply
    30,440.31x = 41,996.55 × 17,692.83
  4. Step 4: Simplify right side
    30,440.31x = 743,037,836.32
  5. Step 5: Solve for x
    x = 743,037,836.32/30,440.31
  6. Step 6: Final answer
    x = 24,409.67

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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.