Home / 14,114.09-21,163.64-4,750.98

Finding the Fourth Proportional to 14,114.09, 21,163.64 and 4,750.98

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Solution

The fourth proportional to 14,114.09, 21,163.64 and 4,750.98 is: 7,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.09 : 21,163.64 = 4,750.98 : x
  2. Step 2: Convert to fraction form
    14,114.09/21,163.64 = 4,750.98/x
  3. Step 3: Cross multiply
    14,114.09x = 21,163.64 × 4,750.98
  4. Step 4: Simplify right side
    14,114.09x = 100,548,006.61
  5. Step 5: Solve for x
    x = 100,548,006.61/14,114.09
  6. Step 6: Final answer
    x = 7,123.95

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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.