Home / 33,472.21-46,154.32-21,519.04

Finding the Fourth Proportional to 33,472.21, 46,154.32 and 21,519.04

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Solution

The fourth proportional to 33,472.21, 46,154.32 and 21,519.04 is: 29,672.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472.21 : 46,154.32 = 21,519.04 : x
  2. Step 2: Convert to fraction form
    33,472.21/46,154.32 = 21,519.04/x
  3. Step 3: Cross multiply
    33,472.21x = 46,154.32 × 21,519.04
  4. Step 4: Simplify right side
    33,472.21x = 993,196,658.25
  5. Step 5: Solve for x
    x = 993,196,658.25/33,472.21
  6. Step 6: Final answer
    x = 29,672.28

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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.