Home / 27,790.28-41,692.44-8,070.20

Finding the Fourth Proportional to 27,790.28, 41,692.44 and 8,070.20

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Solution

The fourth proportional to 27,790.28, 41,692.44 and 8,070.20 is: 12,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,790.28 : 41,692.44 = 8,070.20 : x
  2. Step 2: Convert to fraction form
    27,790.28/41,692.44 = 8,070.20/x
  3. Step 3: Cross multiply
    27,790.28x = 41,692.44 × 8,070.20
  4. Step 4: Simplify right side
    27,790.28x = 336,466,329.29
  5. Step 5: Solve for x
    x = 336,466,329.29/27,790.28
  6. Step 6: Final answer
    x = 12,107.34

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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.