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Finding the Fourth Proportional to 26,234.70, 36,195.75 and 14,903.70

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Solution

The fourth proportional to 26,234.70, 36,195.75 and 14,903.70 is: 20,562.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,234.70 : 36,195.75 = 14,903.70 : x
  2. Step 2: Convert to fraction form
    26,234.70/36,195.75 = 14,903.70/x
  3. Step 3: Cross multiply
    26,234.70x = 36,195.75 × 14,903.70
  4. Step 4: Simplify right side
    26,234.70x = 539,450,599.28
  5. Step 5: Solve for x
    x = 539,450,599.28/26,234.70
  6. Step 6: Final answer
    x = 20,562.48

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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.