Home / 31,936.74-44,072.78-19,190.13

Finding the Fourth Proportional to 31,936.74, 44,072.78 and 19,190.13

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Solution

The fourth proportional to 31,936.74, 44,072.78 and 19,190.13 is: 26,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.74 : 44,072.78 = 19,190.13 : x
  2. Step 2: Convert to fraction form
    31,936.74/44,072.78 = 19,190.13/x
  3. Step 3: Cross multiply
    31,936.74x = 44,072.78 × 19,190.13
  4. Step 4: Simplify right side
    31,936.74x = 845,762,406.46
  5. Step 5: Solve for x
    x = 845,762,406.46/31,936.74
  6. Step 6: Final answer
    x = 26,482.43

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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.