Home / 34,895.70-48,135.55-21,954.39

Finding the Fourth Proportional to 34,895.70, 48,135.55 and 21,954.39

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Solution

The fourth proportional to 34,895.70, 48,135.55 and 21,954.39 is: 30,284.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,895.70 : 48,135.55 = 21,954.39 : x
  2. Step 2: Convert to fraction form
    34,895.70/48,135.55 = 21,954.39/x
  3. Step 3: Cross multiply
    34,895.70x = 48,135.55 × 21,954.39
  4. Step 4: Simplify right side
    34,895.70x = 1,056,786,637.56
  5. Step 5: Solve for x
    x = 1,056,786,637.56/34,895.70
  6. Step 6: Final answer
    x = 30,284.15

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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.