Home / 27,774.84-41,662.26-12,192.60

Finding the Fourth Proportional to 27,774.84, 41,662.26 and 12,192.60

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Solution

The fourth proportional to 27,774.84, 41,662.26 and 12,192.60 is: 18,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,774.84 : 41,662.26 = 12,192.60 : x
  2. Step 2: Convert to fraction form
    27,774.84/41,662.26 = 12,192.60/x
  3. Step 3: Cross multiply
    27,774.84x = 41,662.26 × 12,192.60
  4. Step 4: Simplify right side
    27,774.84x = 507,971,271.28
  5. Step 5: Solve for x
    x = 507,971,271.28/27,774.84
  6. Step 6: Final answer
    x = 18,288.90

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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.