Home / 17,478.03-26,212.46-11,930.34

Finding the Fourth Proportional to 17,478.03, 26,212.46 and 11,930.34

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Solution

The fourth proportional to 17,478.03, 26,212.46 and 11,930.34 is: 17,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.03 : 26,212.46 = 11,930.34 : x
  2. Step 2: Convert to fraction form
    17,478.03/26,212.46 = 11,930.34/x
  3. Step 3: Cross multiply
    17,478.03x = 26,212.46 × 11,930.34
  4. Step 4: Simplify right side
    17,478.03x = 312,723,500.38
  5. Step 5: Solve for x
    x = 312,723,500.38/17,478.03
  6. Step 6: Final answer
    x = 17,892.38

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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.