Home / 43,861.72-65,777.06-14,274.04

Finding the Fourth Proportional to 43,861.72, 65,777.06 and 14,274.04

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Solution

The fourth proportional to 43,861.72, 65,777.06 and 14,274.04 is: 21,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,861.72 : 65,777.06 = 14,274.04 : x
  2. Step 2: Convert to fraction form
    43,861.72/65,777.06 = 14,274.04/x
  3. Step 3: Cross multiply
    43,861.72x = 65,777.06 × 14,274.04
  4. Step 4: Simplify right side
    43,861.72x = 938,904,385.52
  5. Step 5: Solve for x
    x = 938,904,385.52/43,861.72
  6. Step 6: Final answer
    x = 21,406.01

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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.