Home / 34,790.43-48,007.62-19,684.47

Finding the Fourth Proportional to 34,790.43, 48,007.62 and 19,684.47

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Solution

The fourth proportional to 34,790.43, 48,007.62 and 19,684.47 is: 27,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.43 : 48,007.62 = 19,684.47 : x
  2. Step 2: Convert to fraction form
    34,790.43/48,007.62 = 19,684.47/x
  3. Step 3: Cross multiply
    34,790.43x = 48,007.62 × 19,684.47
  4. Step 4: Simplify right side
    34,790.43x = 945,004,555.66
  5. Step 5: Solve for x
    x = 945,004,555.66/34,790.43
  6. Step 6: Final answer
    x = 27,162.77

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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.