Home / 18,112.03-24,988.68-10,556.64

Finding the Fourth Proportional to 18,112.03, 24,988.68 and 10,556.64

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Solution

The fourth proportional to 18,112.03, 24,988.68 and 10,556.64 is: 14,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.03 : 24,988.68 = 10,556.64 : x
  2. Step 2: Convert to fraction form
    18,112.03/24,988.68 = 10,556.64/x
  3. Step 3: Cross multiply
    18,112.03x = 24,988.68 × 10,556.64
  4. Step 4: Simplify right side
    18,112.03x = 263,796,498.84
  5. Step 5: Solve for x
    x = 263,796,498.84/18,112.03
  6. Step 6: Final answer
    x = 14,564.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.