Home / 34,858.08-48,104.16-18,942.49

Finding the Fourth Proportional to 34,858.08, 48,104.16 and 18,942.49

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Solution

The fourth proportional to 34,858.08, 48,104.16 and 18,942.49 is: 26,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.08 : 48,104.16 = 18,942.49 : x
  2. Step 2: Convert to fraction form
    34,858.08/48,104.16 = 18,942.49/x
  3. Step 3: Cross multiply
    34,858.08x = 48,104.16 × 18,942.49
  4. Step 4: Simplify right side
    34,858.08x = 911,212,329.24
  5. Step 5: Solve for x
    x = 911,212,329.24/34,858.08
  6. Step 6: Final answer
    x = 26,140.64

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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.