Home / 31,795.16-47,692.74-12,069.04

Finding the Fourth Proportional to 31,795.16, 47,692.74 and 12,069.04

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Solution

The fourth proportional to 31,795.16, 47,692.74 and 12,069.04 is: 18,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,795.16 : 47,692.74 = 12,069.04 : x
  2. Step 2: Convert to fraction form
    31,795.16/47,692.74 = 12,069.04/x
  3. Step 3: Cross multiply
    31,795.16x = 47,692.74 × 12,069.04
  4. Step 4: Simplify right side
    31,795.16x = 575,605,586.77
  5. Step 5: Solve for x
    x = 575,605,586.77/31,795.16
  6. Step 6: Final answer
    x = 18,103.56

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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.