Home / 14,269.38-21,406.40-4,406.38

Finding the Fourth Proportional to 14,269.38, 21,406.40 and 4,406.38

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Solution

The fourth proportional to 14,269.38, 21,406.40 and 4,406.38 is: 6,610.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.38 : 21,406.40 = 4,406.38 : x
  2. Step 2: Convert to fraction form
    14,269.38/21,406.40 = 4,406.38/x
  3. Step 3: Cross multiply
    14,269.38x = 21,406.40 × 4,406.38
  4. Step 4: Simplify right side
    14,269.38x = 94,324,732.83
  5. Step 5: Solve for x
    x = 94,324,732.83/14,269.38
  6. Step 6: Final answer
    x = 6,610.29

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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.