Home / 47,764.24-65,909.70-29,861.20

Finding the Fourth Proportional to 47,764.24, 65,909.70 and 29,861.20

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Solution

The fourth proportional to 47,764.24, 65,909.70 and 29,861.20 is: 41,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,764.24 : 65,909.70 = 29,861.20 : x
  2. Step 2: Convert to fraction form
    47,764.24/65,909.70 = 29,861.20/x
  3. Step 3: Cross multiply
    47,764.24x = 65,909.70 × 29,861.20
  4. Step 4: Simplify right side
    47,764.24x = 1,968,142,733.64
  5. Step 5: Solve for x
    x = 1,968,142,733.64/47,764.24
  6. Step 6: Final answer
    x = 41,205.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.