Home / 34,858.08-48,105.36-18,943.74

Finding the Fourth Proportional to 34,858.08, 48,105.36 and 18,943.74

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Solution

The fourth proportional to 34,858.08, 48,105.36 and 18,943.74 is: 26,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.08 : 48,105.36 = 18,943.74 : x
  2. Step 2: Convert to fraction form
    34,858.08/48,105.36 = 18,943.74/x
  3. Step 3: Cross multiply
    34,858.08x = 48,105.36 × 18,943.74
  4. Step 4: Simplify right side
    34,858.08x = 911,295,432.45
  5. Step 5: Solve for x
    x = 911,295,432.45/34,858.08
  6. Step 6: Final answer
    x = 26,143.02

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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.