Home / 14,299.55-21,452.19-4,939.91

Finding the Fourth Proportional to 14,299.55, 21,452.19 and 4,939.91

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Solution

The fourth proportional to 14,299.55, 21,452.19 and 4,939.91 is: 7,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.55 : 21,452.19 = 4,939.91 : x
  2. Step 2: Convert to fraction form
    14,299.55/21,452.19 = 4,939.91/x
  3. Step 3: Cross multiply
    14,299.55x = 21,452.19 × 4,939.91
  4. Step 4: Simplify right side
    14,299.55x = 105,971,887.90
  5. Step 5: Solve for x
    x = 105,971,887.90/14,299.55
  6. Step 6: Final answer
    x = 7,410.85

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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.