Home / 43,667.36-65,591.76-42,500.96

Finding the Fourth Proportional to 43,667.36, 65,591.76 and 42,500.96

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Solution

The fourth proportional to 43,667.36, 65,591.76 and 42,500.96 is: 63,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,667.36 : 65,591.76 = 42,500.96 : x
  2. Step 2: Convert to fraction form
    43,667.36/65,591.76 = 42,500.96/x
  3. Step 3: Cross multiply
    43,667.36x = 65,591.76 × 42,500.96
  4. Step 4: Simplify right side
    43,667.36x = 2,787,712,768.09
  5. Step 5: Solve for x
    x = 2,787,712,768.09/43,667.36
  6. Step 6: Final answer
    x = 63,839.74

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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.