Home / 33,557.16-46,310.80-18,451.20

Finding the Fourth Proportional to 33,557.16, 46,310.80 and 18,451.20

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Solution

The fourth proportional to 33,557.16, 46,310.80 and 18,451.20 is: 25,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,557.16 : 46,310.80 = 18,451.20 : x
  2. Step 2: Convert to fraction form
    33,557.16/46,310.80 = 18,451.20/x
  3. Step 3: Cross multiply
    33,557.16x = 46,310.80 × 18,451.20
  4. Step 4: Simplify right side
    33,557.16x = 854,489,832.96
  5. Step 5: Solve for x
    x = 854,489,832.96/33,557.16
  6. Step 6: Final answer
    x = 25,463.71

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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.