Home / 51,268.60-76,895.70-16,211.80

Finding the Fourth Proportional to 51,268.60, 76,895.70 and 16,211.80

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Solution

The fourth proportional to 51,268.60, 76,895.70 and 16,211.80 is: 24,315.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,268.60 : 76,895.70 = 16,211.80 : x
  2. Step 2: Convert to fraction form
    51,268.60/76,895.70 = 16,211.80/x
  3. Step 3: Cross multiply
    51,268.60x = 76,895.70 × 16,211.80
  4. Step 4: Simplify right side
    51,268.60x = 1,246,617,709.26
  5. Step 5: Solve for x
    x = 1,246,617,709.26/51,268.60
  6. Step 6: Final answer
    x = 24,315.42

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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.