Home / 37,911.44-56,790.99-18,878.74

Finding the Fourth Proportional to 37,911.44, 56,790.99 and 18,878.74

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Solution

The fourth proportional to 37,911.44, 56,790.99 and 18,878.74 is: 28,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,911.44 : 56,790.99 = 18,878.74 : x
  2. Step 2: Convert to fraction form
    37,911.44/56,790.99 = 18,878.74/x
  3. Step 3: Cross multiply
    37,911.44x = 56,790.99 × 18,878.74
  4. Step 4: Simplify right side
    37,911.44x = 1,072,142,192.58
  5. Step 5: Solve for x
    x = 1,072,142,192.58/37,911.44
  6. Step 6: Final answer
    x = 28,280.17

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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.