Home / 33,436.46-46,142.80-20,008.28

Finding the Fourth Proportional to 33,436.46, 46,142.80 and 20,008.28

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Solution

The fourth proportional to 33,436.46, 46,142.80 and 20,008.28 is: 27,611.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,436.46 : 46,142.80 = 20,008.28 : x
  2. Step 2: Convert to fraction form
    33,436.46/46,142.80 = 20,008.28/x
  3. Step 3: Cross multiply
    33,436.46x = 46,142.80 × 20,008.28
  4. Step 4: Simplify right side
    33,436.46x = 923,238,127.72
  5. Step 5: Solve for x
    x = 923,238,127.72/33,436.46
  6. Step 6: Final answer
    x = 27,611.72

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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.