Home / 36,147.22-49,883.41-21,048.68

Finding the Fourth Proportional to 36,147.22, 49,883.41 and 21,048.68

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Solution

The fourth proportional to 36,147.22, 49,883.41 and 21,048.68 is: 29,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,147.22 : 49,883.41 = 21,048.68 : x
  2. Step 2: Convert to fraction form
    36,147.22/49,883.41 = 21,048.68/x
  3. Step 3: Cross multiply
    36,147.22x = 49,883.41 × 21,048.68
  4. Step 4: Simplify right side
    36,147.22x = 1,049,980,085.42
  5. Step 5: Solve for x
    x = 1,049,980,085.42/36,147.22
  6. Step 6: Final answer
    x = 29,047.33

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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.