Home / 34,012.80-46,936.44-18,906.12

Finding the Fourth Proportional to 34,012.80, 46,936.44 and 18,906.12

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Solution

The fourth proportional to 34,012.80, 46,936.44 and 18,906.12 is: 26,089.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012.80 : 46,936.44 = 18,906.12 : x
  2. Step 2: Convert to fraction form
    34,012.80/46,936.44 = 18,906.12/x
  3. Step 3: Cross multiply
    34,012.80x = 46,936.44 × 18,906.12
  4. Step 4: Simplify right side
    34,012.80x = 887,385,967.01
  5. Step 5: Solve for x
    x = 887,385,967.01/34,012.80
  6. Step 6: Final answer
    x = 26,089.77

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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.