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Finding the Fourth Proportional to 33,272.70, 45,924.03 and 19,133.70

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Solution

The fourth proportional to 33,272.70, 45,924.03 and 19,133.70 is: 26,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.70 : 45,924.03 = 19,133.70 : x
  2. Step 2: Convert to fraction form
    33,272.70/45,924.03 = 19,133.70/x
  3. Step 3: Cross multiply
    33,272.70x = 45,924.03 × 19,133.70
  4. Step 4: Simplify right side
    33,272.70x = 878,696,612.81
  5. Step 5: Solve for x
    x = 878,696,612.81/33,272.70
  6. Step 6: Final answer
    x = 26,408.94

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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.