Home / 38,504.44-57,758.76-12,207.28

Finding the Fourth Proportional to 38,504.44, 57,758.76 and 12,207.28

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Solution

The fourth proportional to 38,504.44, 57,758.76 and 12,207.28 is: 18,311.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,504.44 : 57,758.76 = 12,207.28 : x
  2. Step 2: Convert to fraction form
    38,504.44/57,758.76 = 12,207.28/x
  3. Step 3: Cross multiply
    38,504.44x = 57,758.76 × 12,207.28
  4. Step 4: Simplify right side
    38,504.44x = 705,077,355.77
  5. Step 5: Solve for x
    x = 705,077,355.77/38,504.44
  6. Step 6: Final answer
    x = 18,311.59

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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.