Home / 33,371.46-46,034.13-21,421.38

Finding the Fourth Proportional to 33,371.46, 46,034.13 and 21,421.38

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Solution

The fourth proportional to 33,371.46, 46,034.13 and 21,421.38 is: 29,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,371.46 : 46,034.13 = 21,421.38 : x
  2. Step 2: Convert to fraction form
    33,371.46/46,034.13 = 21,421.38/x
  3. Step 3: Cross multiply
    33,371.46x = 46,034.13 × 21,421.38
  4. Step 4: Simplify right side
    33,371.46x = 986,114,591.70
  5. Step 5: Solve for x
    x = 986,114,591.70/33,371.46
  6. Step 6: Final answer
    x = 29,549.64

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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.