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Finding the Fourth Proportional to 14,464.84, 21,697.50 and 4,076.84

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Solution

The fourth proportional to 14,464.84, 21,697.50 and 4,076.84 is: 6,115.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,464.84 : 21,697.50 = 4,076.84 : x
  2. Step 2: Convert to fraction form
    14,464.84/21,697.50 = 4,076.84/x
  3. Step 3: Cross multiply
    14,464.84x = 21,697.50 × 4,076.84
  4. Step 4: Simplify right side
    14,464.84x = 88,457,235.90
  5. Step 5: Solve for x
    x = 88,457,235.90/14,464.84
  6. Step 6: Final answer
    x = 6,115.33

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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.