Home / 53,112.39-79,650.01-15,662.52

Finding the Fourth Proportional to 53,112.39, 79,650.01 and 15,662.52

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Solution

The fourth proportional to 53,112.39, 79,650.01 and 15,662.52 is: 23,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.39 : 79,650.01 = 15,662.52 : x
  2. Step 2: Convert to fraction form
    53,112.39/79,650.01 = 15,662.52/x
  3. Step 3: Cross multiply
    53,112.39x = 79,650.01 × 15,662.52
  4. Step 4: Simplify right side
    53,112.39x = 1,247,519,874.63
  5. Step 5: Solve for x
    x = 1,247,519,874.63/53,112.39
  6. Step 6: Final answer
    x = 23,488.30

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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.