Home / 36,628.06-54,909.26-19,077.78

Finding the Fourth Proportional to 36,628.06, 54,909.26 and 19,077.78

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Solution

The fourth proportional to 36,628.06, 54,909.26 and 19,077.78 is: 28,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.06 : 54,909.26 = 19,077.78 : x
  2. Step 2: Convert to fraction form
    36,628.06/54,909.26 = 19,077.78/x
  3. Step 3: Cross multiply
    36,628.06x = 54,909.26 × 19,077.78
  4. Step 4: Simplify right side
    36,628.06x = 1,047,546,782.24
  5. Step 5: Solve for x
    x = 1,047,546,782.24/36,628.06
  6. Step 6: Final answer
    x = 28,599.57

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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.