Home / 33,385.29-46,102.92-21,469.32

Finding the Fourth Proportional to 33,385.29, 46,102.92 and 21,469.32

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Solution

The fourth proportional to 33,385.29, 46,102.92 and 21,469.32 is: 29,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,385.29 : 46,102.92 = 21,469.32 : x
  2. Step 2: Convert to fraction form
    33,385.29/46,102.92 = 21,469.32/x
  3. Step 3: Cross multiply
    33,385.29x = 46,102.92 × 21,469.32
  4. Step 4: Simplify right side
    33,385.29x = 989,798,342.41
  5. Step 5: Solve for x
    x = 989,798,342.41/33,385.29
  6. Step 6: Final answer
    x = 29,647.74

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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.