Home / 33,518.48-46,257.98-20,774.16

Finding the Fourth Proportional to 33,518.48, 46,257.98 and 20,774.16

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Solution

The fourth proportional to 33,518.48, 46,257.98 and 20,774.16 is: 28,669.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.48 : 46,257.98 = 20,774.16 : x
  2. Step 2: Convert to fraction form
    33,518.48/46,257.98 = 20,774.16/x
  3. Step 3: Cross multiply
    33,518.48x = 46,257.98 × 20,774.16
  4. Step 4: Simplify right side
    33,518.48x = 960,970,573.93
  5. Step 5: Solve for x
    x = 960,970,573.93/33,518.48
  6. Step 6: Final answer
    x = 28,669.88

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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.