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Finding the Fourth Proportional to 33,648.40, 50,415.90 and 26,601.40

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Solution

The fourth proportional to 33,648.40, 50,415.90 and 26,601.40 is: 39,857.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,648.40 : 50,415.90 = 26,601.40 : x
  2. Step 2: Convert to fraction form
    33,648.40/50,415.90 = 26,601.40/x
  3. Step 3: Cross multiply
    33,648.40x = 50,415.90 × 26,601.40
  4. Step 4: Simplify right side
    33,648.40x = 1,341,133,522.26
  5. Step 5: Solve for x
    x = 1,341,133,522.26/33,648.40
  6. Step 6: Final answer
    x = 39,857.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.