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Finding the Fourth Proportional to 17,019.16, 23,486.96 and 10,305.96

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Solution

The fourth proportional to 17,019.16, 23,486.96 and 10,305.96 is: 14,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,019.16 : 23,486.96 = 10,305.96 : x
  2. Step 2: Convert to fraction form
    17,019.16/23,486.96 = 10,305.96/x
  3. Step 3: Cross multiply
    17,019.16x = 23,486.96 × 10,305.96
  4. Step 4: Simplify right side
    17,019.16x = 242,055,670.28
  5. Step 5: Solve for x
    x = 242,055,670.28/17,019.16
  6. Step 6: Final answer
    x = 14,222.54

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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.