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Finding the Fourth Proportional to 26,020.90, 35,908.90 and 14,084.34

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Solution

The fourth proportional to 26,020.90, 35,908.90 and 14,084.34 is: 19,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,020.90 : 35,908.90 = 14,084.34 : x
  2. Step 2: Convert to fraction form
    26,020.90/35,908.90 = 14,084.34/x
  3. Step 3: Cross multiply
    26,020.90x = 35,908.90 × 14,084.34
  4. Step 4: Simplify right side
    26,020.90x = 505,753,156.63
  5. Step 5: Solve for x
    x = 505,753,156.63/26,020.90
  6. Step 6: Final answer
    x = 19,436.42

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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.