Home / 33,557.66-46,308.38-18,450.21

Finding the Fourth Proportional to 33,557.66, 46,308.38 and 18,450.21

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Solution

The fourth proportional to 33,557.66, 46,308.38 and 18,450.21 is: 25,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,557.66 : 46,308.38 = 18,450.21 : x
  2. Step 2: Convert to fraction form
    33,557.66/46,308.38 = 18,450.21/x
  3. Step 3: Cross multiply
    33,557.66x = 46,308.38 × 18,450.21
  4. Step 4: Simplify right side
    33,557.66x = 854,399,417.17
  5. Step 5: Solve for x
    x = 854,399,417.17/33,557.66
  6. Step 6: Final answer
    x = 25,460.64

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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.