Home / 34,782.27-47,999.54-19,674.61

Finding the Fourth Proportional to 34,782.27, 47,999.54 and 19,674.61

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Solution

The fourth proportional to 34,782.27, 47,999.54 and 19,674.61 is: 27,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,782.27 : 47,999.54 = 19,674.61 : x
  2. Step 2: Convert to fraction form
    34,782.27/47,999.54 = 19,674.61/x
  3. Step 3: Cross multiply
    34,782.27x = 47,999.54 × 19,674.61
  4. Step 4: Simplify right side
    34,782.27x = 944,372,229.68
  5. Step 5: Solve for x
    x = 944,372,229.68/34,782.27
  6. Step 6: Final answer
    x = 27,150.97

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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.