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Finding the Fourth Proportional to 26,798.82, 36,982.36 and 14,863.98

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Solution

The fourth proportional to 26,798.82, 36,982.36 and 14,863.98 is: 20,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.82 : 36,982.36 = 14,863.98 : x
  2. Step 2: Convert to fraction form
    26,798.82/36,982.36 = 14,863.98/x
  3. Step 3: Cross multiply
    26,798.82x = 36,982.36 × 14,863.98
  4. Step 4: Simplify right side
    26,798.82x = 549,705,059.39
  5. Step 5: Solve for x
    x = 549,705,059.39/26,798.82
  6. Step 6: Final answer
    x = 20,512.29

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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.