Home / 34,857.04-48,102.24-18,940.72

Finding the Fourth Proportional to 34,857.04, 48,102.24 and 18,940.72

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Solution

The fourth proportional to 34,857.04, 48,102.24 and 18,940.72 is: 26,137.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.04 : 48,102.24 = 18,940.72 : x
  2. Step 2: Convert to fraction form
    34,857.04/48,102.24 = 18,940.72/x
  3. Step 3: Cross multiply
    34,857.04x = 48,102.24 × 18,940.72
  4. Step 4: Simplify right side
    34,857.04x = 911,091,059.21
  5. Step 5: Solve for x
    x = 911,091,059.21/34,857.04
  6. Step 6: Final answer
    x = 26,137.94

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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.