Home / 37,662.30-56,493.45-18,999.90

Finding the Fourth Proportional to 37,662.30, 56,493.45 and 18,999.90

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Solution

The fourth proportional to 37,662.30, 56,493.45 and 18,999.90 is: 28,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,662.30 : 56,493.45 = 18,999.90 : x
  2. Step 2: Convert to fraction form
    37,662.30/56,493.45 = 18,999.90/x
  3. Step 3: Cross multiply
    37,662.30x = 56,493.45 × 18,999.90
  4. Step 4: Simplify right side
    37,662.30x = 1,073,369,900.66
  5. Step 5: Solve for x
    x = 1,073,369,900.66/37,662.30
  6. Step 6: Final answer
    x = 28,499.85

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Similar ratio
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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.