Home / 53,222.22-79,850.40-15,782.58

Finding the Fourth Proportional to 53,222.22, 79,850.40 and 15,782.58

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Solution

The fourth proportional to 53,222.22, 79,850.40 and 15,782.58 is: 23,678.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,222.22 : 79,850.40 = 15,782.58 : x
  2. Step 2: Convert to fraction form
    53,222.22/79,850.40 = 15,782.58/x
  3. Step 3: Cross multiply
    53,222.22x = 79,850.40 × 15,782.58
  4. Step 4: Simplify right side
    53,222.22x = 1,260,245,326.03
  5. Step 5: Solve for x
    x = 1,260,245,326.03/53,222.22
  6. Step 6: Final answer
    x = 23,678.93

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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.