Home / 14,322.67-21,490.37-5,558.26

Finding the Fourth Proportional to 14,322.67, 21,490.37 and 5,558.26

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Solution

The fourth proportional to 14,322.67, 21,490.37 and 5,558.26 is: 8,339.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.67 : 21,490.37 = 5,558.26 : x
  2. Step 2: Convert to fraction form
    14,322.67/21,490.37 = 5,558.26/x
  3. Step 3: Cross multiply
    14,322.67x = 21,490.37 × 5,558.26
  4. Step 4: Simplify right side
    14,322.67x = 119,449,063.96
  5. Step 5: Solve for x
    x = 119,449,063.96/14,322.67
  6. Step 6: Final answer
    x = 8,339.86

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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.