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Finding the Fourth Proportional to 13,035.96, 17,995.91 and 9,267.03

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Solution

The fourth proportional to 13,035.96, 17,995.91 and 9,267.03 is: 12,792.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.96 : 17,995.91 = 9,267.03 : x
  2. Step 2: Convert to fraction form
    13,035.96/17,995.91 = 9,267.03/x
  3. Step 3: Cross multiply
    13,035.96x = 17,995.91 × 9,267.03
  4. Step 4: Simplify right side
    13,035.96x = 166,768,591.51
  5. Step 5: Solve for x
    x = 166,768,591.51/13,035.96
  6. Step 6: Final answer
    x = 12,792.97

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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.