Home / 14,755.90-22,137.94-6,436.64

Finding the Fourth Proportional to 14,755.90, 22,137.94 and 6,436.64

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Solution

The fourth proportional to 14,755.90, 22,137.94 and 6,436.64 is: 9,656.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.90 : 22,137.94 = 6,436.64 : x
  2. Step 2: Convert to fraction form
    14,755.90/22,137.94 = 6,436.64/x
  3. Step 3: Cross multiply
    14,755.90x = 22,137.94 × 6,436.64
  4. Step 4: Simplify right side
    14,755.90x = 142,493,950.12
  5. Step 5: Solve for x
    x = 142,493,950.12/14,755.90
  6. Step 6: Final answer
    x = 9,656.74

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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.