Home / 17,998.45-26,996.96-10,099.28

Finding the Fourth Proportional to 17,998.45, 26,996.96 and 10,099.28

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Solution

The fourth proportional to 17,998.45, 26,996.96 and 10,099.28 is: 15,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.45 : 26,996.96 = 10,099.28 : x
  2. Step 2: Convert to fraction form
    17,998.45/26,996.96 = 10,099.28/x
  3. Step 3: Cross multiply
    17,998.45x = 26,996.96 × 10,099.28
  4. Step 4: Simplify right side
    17,998.45x = 272,649,950.93
  5. Step 5: Solve for x
    x = 272,649,950.93/17,998.45
  6. Step 6: Final answer
    x = 15,148.52

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1.5x scale

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.