Home / 34,900.30-48,163.32-19,790.04

Finding the Fourth Proportional to 34,900.30, 48,163.32 and 19,790.04

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Solution

The fourth proportional to 34,900.30, 48,163.32 and 19,790.04 is: 27,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,900.30 : 48,163.32 = 19,790.04 : x
  2. Step 2: Convert to fraction form
    34,900.30/48,163.32 = 19,790.04/x
  3. Step 3: Cross multiply
    34,900.30x = 48,163.32 × 19,790.04
  4. Step 4: Simplify right side
    34,900.30x = 953,153,930.38
  5. Step 5: Solve for x
    x = 953,153,930.38/34,900.30
  6. Step 6: Final answer
    x = 27,310.77

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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.