Home / 14,431.08-21,649.26-4,435.62

Finding the Fourth Proportional to 14,431.08, 21,649.26 and 4,435.62

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Solution

The fourth proportional to 14,431.08, 21,649.26 and 4,435.62 is: 6,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431.08 : 21,649.26 = 4,435.62 : x
  2. Step 2: Convert to fraction form
    14,431.08/21,649.26 = 4,435.62/x
  3. Step 3: Cross multiply
    14,431.08x = 21,649.26 × 4,435.62
  4. Step 4: Simplify right side
    14,431.08x = 96,027,890.64
  5. Step 5: Solve for x
    x = 96,027,890.64/14,431.08
  6. Step 6: Final answer
    x = 6,654.24

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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.