Home / 30,514.44-45,764.28-8,327.93

Finding the Fourth Proportional to 30,514.44, 45,764.28 and 8,327.93

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Solution

The fourth proportional to 30,514.44, 45,764.28 and 8,327.93 is: 12,489.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,514.44 : 45,764.28 = 8,327.93 : x
  2. Step 2: Convert to fraction form
    30,514.44/45,764.28 = 8,327.93/x
  3. Step 3: Cross multiply
    30,514.44x = 45,764.28 × 8,327.93
  4. Step 4: Simplify right side
    30,514.44x = 381,121,720.34
  5. Step 5: Solve for x
    x = 381,121,720.34/30,514.44
  6. Step 6: Final answer
    x = 12,489.88

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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.