Home / 14,692.37-20,267.95-9,381.60

Finding the Fourth Proportional to 14,692.37, 20,267.95 and 9,381.60

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Solution

The fourth proportional to 14,692.37, 20,267.95 and 9,381.60 is: 12,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,692.37 : 20,267.95 = 9,381.60 : x
  2. Step 2: Convert to fraction form
    14,692.37/20,267.95 = 9,381.60/x
  3. Step 3: Cross multiply
    14,692.37x = 20,267.95 × 9,381.60
  4. Step 4: Simplify right side
    14,692.37x = 190,145,799.72
  5. Step 5: Solve for x
    x = 190,145,799.72/14,692.37
  6. Step 6: Final answer
    x = 12,941.81

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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.