Home / 44,739.45-67,109.19-13,149.51

Finding the Fourth Proportional to 44,739.45, 67,109.19 and 13,149.51

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Solution

The fourth proportional to 44,739.45, 67,109.19 and 13,149.51 is: 19,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,739.45 : 67,109.19 = 13,149.51 : x
  2. Step 2: Convert to fraction form
    44,739.45/67,109.19 = 13,149.51/x
  3. Step 3: Cross multiply
    44,739.45x = 67,109.19 × 13,149.51
  4. Step 4: Simplify right side
    44,739.45x = 882,453,234.88
  5. Step 5: Solve for x
    x = 882,453,234.88/44,739.45
  6. Step 6: Final answer
    x = 19,724.28

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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.