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Finding the Fourth Proportional to 14,755.64, 22,141.55 and 6,964.25

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Solution

The fourth proportional to 14,755.64, 22,141.55 and 6,964.25 is: 10,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.64 : 22,141.55 = 6,964.25 : x
  2. Step 2: Convert to fraction form
    14,755.64/22,141.55 = 6,964.25/x
  3. Step 3: Cross multiply
    14,755.64x = 22,141.55 × 6,964.25
  4. Step 4: Simplify right side
    14,755.64x = 154,199,144.06
  5. Step 5: Solve for x
    x = 154,199,144.06/14,755.64
  6. Step 6: Final answer
    x = 10,450.19

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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.