Home / 43,765.72-65,634.81-14,176.69

Finding the Fourth Proportional to 43,765.72, 65,634.81 and 14,176.69

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Solution

The fourth proportional to 43,765.72, 65,634.81 and 14,176.69 is: 21,260.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,765.72 : 65,634.81 = 14,176.69 : x
  2. Step 2: Convert to fraction form
    43,765.72/65,634.81 = 14,176.69/x
  3. Step 3: Cross multiply
    43,765.72x = 65,634.81 × 14,176.69
  4. Step 4: Simplify right side
    43,765.72x = 930,484,354.58
  5. Step 5: Solve for x
    x = 930,484,354.58/43,765.72
  6. Step 6: Final answer
    x = 21,260.57

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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.