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Finding the Fourth Proportional to 33,427.92, 50,141.92 and 13,702.92

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Solution

The fourth proportional to 33,427.92, 50,141.92 and 13,702.92 is: 20,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,427.92 : 50,141.92 = 13,702.92 : x
  2. Step 2: Convert to fraction form
    33,427.92/50,141.92 = 13,702.92/x
  3. Step 3: Cross multiply
    33,427.92x = 50,141.92 × 13,702.92
  4. Step 4: Simplify right side
    33,427.92x = 687,090,718.41
  5. Step 5: Solve for x
    x = 687,090,718.41/33,427.92
  6. Step 6: Final answer
    x = 20,554.40

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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.