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Finding the Fourth Proportional to 11,090.16, 16,512.08 and 10,935.16

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Solution

The fourth proportional to 11,090.16, 16,512.08 and 10,935.16 is: 16,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.16 : 16,512.08 = 10,935.16 : x
  2. Step 2: Convert to fraction form
    11,090.16/16,512.08 = 10,935.16/x
  3. Step 3: Cross multiply
    11,090.16x = 16,512.08 × 10,935.16
  4. Step 4: Simplify right side
    11,090.16x = 180,562,236.73
  5. Step 5: Solve for x
    x = 180,562,236.73/11,090.16
  6. Step 6: Final answer
    x = 16,281.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.