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Finding the Fourth Proportional to 13,964.61, 20,950.01 and 4,604.25

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Solution

The fourth proportional to 13,964.61, 20,950.01 and 4,604.25 is: 6,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.61 : 20,950.01 = 4,604.25 : x
  2. Step 2: Convert to fraction form
    13,964.61/20,950.01 = 4,604.25/x
  3. Step 3: Cross multiply
    13,964.61x = 20,950.01 × 4,604.25
  4. Step 4: Simplify right side
    13,964.61x = 96,459,083.54
  5. Step 5: Solve for x
    x = 96,459,083.54/13,964.61
  6. Step 6: Final answer
    x = 6,907.40

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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.