Home / 37,181.99-55,752.02-12,215.33

Finding the Fourth Proportional to 37,181.99, 55,752.02 and 12,215.33

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Solution

The fourth proportional to 37,181.99, 55,752.02 and 12,215.33 is: 18,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.99 : 55,752.02 = 12,215.33 : x
  2. Step 2: Convert to fraction form
    37,181.99/55,752.02 = 12,215.33/x
  3. Step 3: Cross multiply
    37,181.99x = 55,752.02 × 12,215.33
  4. Step 4: Simplify right side
    37,181.99x = 681,029,276.66
  5. Step 5: Solve for x
    x = 681,029,276.66/37,181.99
  6. Step 6: Final answer
    x = 18,316.11

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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.