Home / 14,298.10-21,447.96-4,438.78

Finding the Fourth Proportional to 14,298.10, 21,447.96 and 4,438.78

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Solution

The fourth proportional to 14,298.10, 21,447.96 and 4,438.78 is: 6,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.10 : 21,447.96 = 4,438.78 : x
  2. Step 2: Convert to fraction form
    14,298.10/21,447.96 = 4,438.78/x
  3. Step 3: Cross multiply
    14,298.10x = 21,447.96 × 4,438.78
  4. Step 4: Simplify right side
    14,298.10x = 95,202,775.89
  5. Step 5: Solve for x
    x = 95,202,775.89/14,298.10
  6. Step 6: Final answer
    x = 6,658.42

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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.