Home / 39,181.84-54,070.98-22,185.88

Finding the Fourth Proportional to 39,181.84, 54,070.98 and 22,185.88

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Solution

The fourth proportional to 39,181.84, 54,070.98 and 22,185.88 is: 30,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,181.84 : 54,070.98 = 22,185.88 : x
  2. Step 2: Convert to fraction form
    39,181.84/54,070.98 = 22,185.88/x
  3. Step 3: Cross multiply
    39,181.84x = 54,070.98 × 22,185.88
  4. Step 4: Simplify right side
    39,181.84x = 1,199,612,273.76
  5. Step 5: Solve for x
    x = 1,199,612,273.76/39,181.84
  6. Step 6: Final answer
    x = 30,616.54

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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.