Home / 19,255.66-26,571.29-10,757.12

Finding the Fourth Proportional to 19,255.66, 26,571.29 and 10,757.12

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Solution

The fourth proportional to 19,255.66, 26,571.29 and 10,757.12 is: 14,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.66 : 26,571.29 = 10,757.12 : x
  2. Step 2: Convert to fraction form
    19,255.66/26,571.29 = 10,757.12/x
  3. Step 3: Cross multiply
    19,255.66x = 26,571.29 × 10,757.12
  4. Step 4: Simplify right side
    19,255.66x = 285,830,368.44
  5. Step 5: Solve for x
    x = 285,830,368.44/19,255.66
  6. Step 6: Final answer
    x = 14,843.97

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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.