Home / 33,145.38-49,702.23-13,407.30

Finding the Fourth Proportional to 33,145.38, 49,702.23 and 13,407.30

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Solution

The fourth proportional to 33,145.38, 49,702.23 and 13,407.30 is: 20,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145.38 : 49,702.23 = 13,407.30 : x
  2. Step 2: Convert to fraction form
    33,145.38/49,702.23 = 13,407.30/x
  3. Step 3: Cross multiply
    33,145.38x = 49,702.23 × 13,407.30
  4. Step 4: Simplify right side
    33,145.38x = 666,372,708.28
  5. Step 5: Solve for x
    x = 666,372,708.28/33,145.38
  6. Step 6: Final answer
    x = 20,104.54

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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.