Home / 33,172.07-45,768.85-19,737.41

Finding the Fourth Proportional to 33,172.07, 45,768.85 and 19,737.41

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Solution

The fourth proportional to 33,172.07, 45,768.85 and 19,737.41 is: 27,232.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,172.07 : 45,768.85 = 19,737.41 : x
  2. Step 2: Convert to fraction form
    33,172.07/45,768.85 = 19,737.41/x
  3. Step 3: Cross multiply
    33,172.07x = 45,768.85 × 19,737.41
  4. Step 4: Simplify right side
    33,172.07x = 903,358,279.49
  5. Step 5: Solve for x
    x = 903,358,279.49/33,172.07
  6. Step 6: Final answer
    x = 27,232.50

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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.