Home / 34,858.95-48,103.63-18,942.85

Finding the Fourth Proportional to 34,858.95, 48,103.63 and 18,942.85

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Solution

The fourth proportional to 34,858.95, 48,103.63 and 18,942.85 is: 26,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.95 : 48,103.63 = 18,942.85 : x
  2. Step 2: Convert to fraction form
    34,858.95/48,103.63 = 18,942.85/x
  3. Step 3: Cross multiply
    34,858.95x = 48,103.63 × 18,942.85
  4. Step 4: Simplify right side
    34,858.95x = 911,219,847.55
  5. Step 5: Solve for x
    x = 911,219,847.55/34,858.95
  6. Step 6: Final answer
    x = 26,140.20

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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.