Home / 43,353.80-65,030.82-11,764.04

Finding the Fourth Proportional to 43,353.80, 65,030.82 and 11,764.04

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Solution

The fourth proportional to 43,353.80, 65,030.82 and 11,764.04 is: 17,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,353.80 : 65,030.82 = 11,764.04 : x
  2. Step 2: Convert to fraction form
    43,353.80/65,030.82 = 11,764.04/x
  3. Step 3: Cross multiply
    43,353.80x = 65,030.82 × 11,764.04
  4. Step 4: Simplify right side
    43,353.80x = 765,025,167.71
  5. Step 5: Solve for x
    x = 765,025,167.71/43,353.80
  6. Step 6: Final answer
    x = 17,646.09

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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.