Home / 14,495.86-21,745.68-4,107.88

Finding the Fourth Proportional to 14,495.86, 21,745.68 and 4,107.88

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Solution

The fourth proportional to 14,495.86, 21,745.68 and 4,107.88 is: 6,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495.86 : 21,745.68 = 4,107.88 : x
  2. Step 2: Convert to fraction form
    14,495.86/21,745.68 = 4,107.88/x
  3. Step 3: Cross multiply
    14,495.86x = 21,745.68 × 4,107.88
  4. Step 4: Simplify right side
    14,495.86x = 89,328,643.96
  5. Step 5: Solve for x
    x = 89,328,643.96/14,495.86
  6. Step 6: Final answer
    x = 6,162.36

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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.