Home / 40,819.88-61,229.70-14,525.64

Finding the Fourth Proportional to 40,819.88, 61,229.70 and 14,525.64

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Solution

The fourth proportional to 40,819.88, 61,229.70 and 14,525.64 is: 21,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,819.88 : 61,229.70 = 14,525.64 : x
  2. Step 2: Convert to fraction form
    40,819.88/61,229.70 = 14,525.64/x
  3. Step 3: Cross multiply
    40,819.88x = 61,229.70 × 14,525.64
  4. Step 4: Simplify right side
    40,819.88x = 889,400,579.51
  5. Step 5: Solve for x
    x = 889,400,579.51/40,819.88
  6. Step 6: Final answer
    x = 21,788.42

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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.