Home / 51,849.11-77,773.72-14,409.19

Finding the Fourth Proportional to 51,849.11, 77,773.72 and 14,409.19

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Solution

The fourth proportional to 51,849.11, 77,773.72 and 14,409.19 is: 21,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,849.11 : 77,773.72 = 14,409.19 : x
  2. Step 2: Convert to fraction form
    51,849.11/77,773.72 = 14,409.19/x
  3. Step 3: Cross multiply
    51,849.11x = 77,773.72 × 14,409.19
  4. Step 4: Simplify right side
    51,849.11x = 1,120,656,396.70
  5. Step 5: Solve for x
    x = 1,120,656,396.70/51,849.11
  6. Step 6: Final answer
    x = 21,613.80

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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.