Home / 11,147.41-16,822.27-10,775.62

Finding the Fourth Proportional to 11,147.41, 16,822.27 and 10,775.62

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Solution

The fourth proportional to 11,147.41, 16,822.27 and 10,775.62 is: 16,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,147.41 : 16,822.27 = 10,775.62 : x
  2. Step 2: Convert to fraction form
    11,147.41/16,822.27 = 10,775.62/x
  3. Step 3: Cross multiply
    11,147.41x = 16,822.27 × 10,775.62
  4. Step 4: Simplify right side
    11,147.41x = 181,270,389.06
  5. Step 5: Solve for x
    x = 181,270,389.06/11,147.41
  6. Step 6: Final answer
    x = 16,261.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.