Home / 34,028.90-46,952.96-19,879.01

Finding the Fourth Proportional to 34,028.90, 46,952.96 and 19,879.01

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Solution

The fourth proportional to 34,028.90, 46,952.96 and 19,879.01 is: 27,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,028.90 : 46,952.96 = 19,879.01 : x
  2. Step 2: Convert to fraction form
    34,028.90/46,952.96 = 19,879.01/x
  3. Step 3: Cross multiply
    34,028.90x = 46,952.96 × 19,879.01
  4. Step 4: Simplify right side
    34,028.90x = 933,378,361.37
  5. Step 5: Solve for x
    x = 933,378,361.37/34,028.90
  6. Step 6: Final answer
    x = 27,428.99

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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.