Home / 17,951.42-26,918.09-10,457.37

Finding the Fourth Proportional to 17,951.42, 26,918.09 and 10,457.37

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Solution

The fourth proportional to 17,951.42, 26,918.09 and 10,457.37 is: 15,680.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.42 : 26,918.09 = 10,457.37 : x
  2. Step 2: Convert to fraction form
    17,951.42/26,918.09 = 10,457.37/x
  3. Step 3: Cross multiply
    17,951.42x = 26,918.09 × 10,457.37
  4. Step 4: Simplify right side
    17,951.42x = 281,492,413.75
  5. Step 5: Solve for x
    x = 281,492,413.75/17,951.42
  6. Step 6: Final answer
    x = 15,680.79

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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.