Home / 49,647.06-68,514.26-28,433.16

Finding the Fourth Proportional to 49,647.06, 68,514.26 and 28,433.16

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Solution

The fourth proportional to 49,647.06, 68,514.26 and 28,433.16 is: 39,238.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,647.06 : 68,514.26 = 28,433.16 : x
  2. Step 2: Convert to fraction form
    49,647.06/68,514.26 = 28,433.16/x
  3. Step 3: Cross multiply
    49,647.06x = 68,514.26 × 28,433.16
  4. Step 4: Simplify right side
    49,647.06x = 1,948,076,774.70
  5. Step 5: Solve for x
    x = 1,948,076,774.70/49,647.06
  6. Step 6: Final answer
    x = 39,238.51

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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.