Home / 14,099.81-21,149.96-5,338.85

Finding the Fourth Proportional to 14,099.81, 21,149.96 and 5,338.85

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Solution

The fourth proportional to 14,099.81, 21,149.96 and 5,338.85 is: 8,008.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.81 : 21,149.96 = 5,338.85 : x
  2. Step 2: Convert to fraction form
    14,099.81/21,149.96 = 5,338.85/x
  3. Step 3: Cross multiply
    14,099.81x = 21,149.96 × 5,338.85
  4. Step 4: Simplify right side
    14,099.81x = 112,916,437.25
  5. Step 5: Solve for x
    x = 112,916,437.25/14,099.81
  6. Step 6: Final answer
    x = 8,008.37

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1.5x scale

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.