Home / 38,064.48-57,096.72-11,768.64

Finding the Fourth Proportional to 38,064.48, 57,096.72 and 11,768.64

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Solution

The fourth proportional to 38,064.48, 57,096.72 and 11,768.64 is: 17,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064.48 : 57,096.72 = 11,768.64 : x
  2. Step 2: Convert to fraction form
    38,064.48/57,096.72 = 11,768.64/x
  3. Step 3: Cross multiply
    38,064.48x = 57,096.72 × 11,768.64
  4. Step 4: Simplify right side
    38,064.48x = 671,950,742.86
  5. Step 5: Solve for x
    x = 671,950,742.86/38,064.48
  6. Step 6: Final answer
    x = 17,652.96

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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.