Home / 43,682.34-65,523.06-18,701.22

Finding the Fourth Proportional to 43,682.34, 65,523.06 and 18,701.22

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Solution

The fourth proportional to 43,682.34, 65,523.06 and 18,701.22 is: 28,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,682.34 : 65,523.06 = 18,701.22 : x
  2. Step 2: Convert to fraction form
    43,682.34/65,523.06 = 18,701.22/x
  3. Step 3: Cross multiply
    43,682.34x = 65,523.06 × 18,701.22
  4. Step 4: Simplify right side
    43,682.34x = 1,225,361,160.13
  5. Step 5: Solve for x
    x = 1,225,361,160.13/43,682.34
  6. Step 6: Final answer
    x = 28,051.64

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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.