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Finding the Fourth Proportional to 26,811.96, 36,995.04 and 17,253.48

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Solution

The fourth proportional to 26,811.96, 36,995.04 and 17,253.48 is: 23,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811.96 : 36,995.04 = 17,253.48 : x
  2. Step 2: Convert to fraction form
    26,811.96/36,995.04 = 17,253.48/x
  3. Step 3: Cross multiply
    26,811.96x = 36,995.04 × 17,253.48
  4. Step 4: Simplify right side
    26,811.96x = 638,293,182.74
  5. Step 5: Solve for x
    x = 638,293,182.74/26,811.96
  6. Step 6: Final answer
    x = 23,806.29

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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.