Home / 17,255.22-25,888.77-7,899.18

Finding the Fourth Proportional to 17,255.22, 25,888.77 and 7,899.18

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Solution

The fourth proportional to 17,255.22, 25,888.77 and 7,899.18 is: 11,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,255.22 : 25,888.77 = 7,899.18 : x
  2. Step 2: Convert to fraction form
    17,255.22/25,888.77 = 7,899.18/x
  3. Step 3: Cross multiply
    17,255.22x = 25,888.77 × 7,899.18
  4. Step 4: Simplify right side
    17,255.22x = 204,500,054.21
  5. Step 5: Solve for x
    x = 204,500,054.21/17,255.22
  6. Step 6: Final answer
    x = 11,851.49

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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.