Home / 14,099.94-21,150.14-5,338.98

Finding the Fourth Proportional to 14,099.94, 21,150.14 and 5,338.98

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Solution

The fourth proportional to 14,099.94, 21,150.14 and 5,338.98 is: 8,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.94 : 21,150.14 = 5,338.98 : x
  2. Step 2: Convert to fraction form
    14,099.94/21,150.14 = 5,338.98/x
  3. Step 3: Cross multiply
    14,099.94x = 21,150.14 × 5,338.98
  4. Step 4: Simplify right side
    14,099.94x = 112,920,082.05
  5. Step 5: Solve for x
    x = 112,920,082.05/14,099.94
  6. Step 6: Final answer
    x = 8,008.55

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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.