Home / 43,920.08-65,828.28-16,185.68

Finding the Fourth Proportional to 43,920.08, 65,828.28 and 16,185.68

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Solution

The fourth proportional to 43,920.08, 65,828.28 and 16,185.68 is: 24,259.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,920.08 : 65,828.28 = 16,185.68 : x
  2. Step 2: Convert to fraction form
    43,920.08/65,828.28 = 16,185.68/x
  3. Step 3: Cross multiply
    43,920.08x = 65,828.28 × 16,185.68
  4. Step 4: Simplify right side
    43,920.08x = 1,065,475,475.03
  5. Step 5: Solve for x
    x = 1,065,475,475.03/43,920.08
  6. Step 6: Final answer
    x = 24,259.42

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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.