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Finding the Fourth Proportional to 26,736.60, 40,133.70 and 15,072.60

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Solution

The fourth proportional to 26,736.60, 40,133.70 and 15,072.60 is: 22,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736.60 : 40,133.70 = 15,072.60 : x
  2. Step 2: Convert to fraction form
    26,736.60/40,133.70 = 15,072.60/x
  3. Step 3: Cross multiply
    26,736.60x = 40,133.70 × 15,072.60
  4. Step 4: Simplify right side
    26,736.60x = 604,919,206.62
  5. Step 5: Solve for x
    x = 604,919,206.62/26,736.60
  6. Step 6: Final answer
    x = 22,625.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.