Home / 14,269.40-21,406.38-4,406.36

Finding the Fourth Proportional to 14,269.40, 21,406.38 and 4,406.36

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Solution

The fourth proportional to 14,269.40, 21,406.38 and 4,406.36 is: 6,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.40 : 21,406.38 = 4,406.36 : x
  2. Step 2: Convert to fraction form
    14,269.40/21,406.38 = 4,406.36/x
  3. Step 3: Cross multiply
    14,269.40x = 21,406.38 × 4,406.36
  4. Step 4: Simplify right side
    14,269.40x = 94,324,216.58
  5. Step 5: Solve for x
    x = 94,324,216.58/14,269.40
  6. Step 6: Final answer
    x = 6,610.24

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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.