Home / 50,725.06-76,046.34-21,164.92

Finding the Fourth Proportional to 50,725.06, 76,046.34 and 21,164.92

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Solution

The fourth proportional to 50,725.06, 76,046.34 and 21,164.92 is: 31,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,725.06 : 76,046.34 = 21,164.92 : x
  2. Step 2: Convert to fraction form
    50,725.06/76,046.34 = 21,164.92/x
  3. Step 3: Cross multiply
    50,725.06x = 76,046.34 × 21,164.92
  4. Step 4: Simplify right side
    50,725.06x = 1,609,514,702.39
  5. Step 5: Solve for x
    x = 1,609,514,702.39/50,725.06
  6. Step 6: Final answer
    x = 31,730.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.