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Finding the Fourth Proportional to 23,755.85, 35,621.81 and 7,955.39

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Solution

The fourth proportional to 23,755.85, 35,621.81 and 7,955.39 is: 11,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755.85 : 35,621.81 = 7,955.39 : x
  2. Step 2: Convert to fraction form
    23,755.85/35,621.81 = 7,955.39/x
  3. Step 3: Cross multiply
    23,755.85x = 35,621.81 × 7,955.39
  4. Step 4: Simplify right side
    23,755.85x = 283,385,173.17
  5. Step 5: Solve for x
    x = 283,385,173.17/23,755.85
  6. Step 6: Final answer
    x = 11,929.07

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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.