Home / 17,145.86-23,661.96-10,072.22

Finding the Fourth Proportional to 17,145.86, 23,661.96 and 10,072.22

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Solution

The fourth proportional to 17,145.86, 23,661.96 and 10,072.22 is: 13,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.86 : 23,661.96 = 10,072.22 : x
  2. Step 2: Convert to fraction form
    17,145.86/23,661.96 = 10,072.22/x
  3. Step 3: Cross multiply
    17,145.86x = 23,661.96 × 10,072.22
  4. Step 4: Simplify right side
    17,145.86x = 238,328,466.75
  5. Step 5: Solve for x
    x = 238,328,466.75/17,145.86
  6. Step 6: Final answer
    x = 13,900.06

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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.