Home / 18,692.25-28,043.85-5,544.95

Finding the Fourth Proportional to 18,692.25, 28,043.85 and 5,544.95

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Solution

The fourth proportional to 18,692.25, 28,043.85 and 5,544.95 is: 8,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,692.25 : 28,043.85 = 5,544.95 : x
  2. Step 2: Convert to fraction form
    18,692.25/28,043.85 = 5,544.95/x
  3. Step 3: Cross multiply
    18,692.25x = 28,043.85 × 5,544.95
  4. Step 4: Simplify right side
    18,692.25x = 155,501,605.84
  5. Step 5: Solve for x
    x = 155,501,605.84/18,692.25
  6. Step 6: Final answer
    x = 8,319.04

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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.