Home / 44,789.16-67,172.94-13,190.64

Finding the Fourth Proportional to 44,789.16, 67,172.94 and 13,190.64

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Solution

The fourth proportional to 44,789.16, 67,172.94 and 13,190.64 is: 19,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,789.16 : 67,172.94 = 13,190.64 : x
  2. Step 2: Convert to fraction form
    44,789.16/67,172.94 = 13,190.64/x
  3. Step 3: Cross multiply
    44,789.16x = 67,172.94 × 13,190.64
  4. Step 4: Simplify right side
    44,789.16x = 886,054,069.28
  5. Step 5: Solve for x
    x = 886,054,069.28/44,789.16
  6. Step 6: Final answer
    x = 19,782.78

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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.