Home / 47,926.35-71,840.30-21,649.41

Finding the Fourth Proportional to 47,926.35, 71,840.30 and 21,649.41

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Solution

The fourth proportional to 47,926.35, 71,840.30 and 21,649.41 is: 32,451.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,926.35 : 71,840.30 = 21,649.41 : x
  2. Step 2: Convert to fraction form
    47,926.35/71,840.30 = 21,649.41/x
  3. Step 3: Cross multiply
    47,926.35x = 71,840.30 × 21,649.41
  4. Step 4: Simplify right side
    47,926.35x = 1,555,300,000.98
  5. Step 5: Solve for x
    x = 1,555,300,000.98/47,926.35
  6. Step 6: Final answer
    x = 32,451.88

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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.