Home / 14,994.30-20,684.78-9,693.66

Finding the Fourth Proportional to 14,994.30, 20,684.78 and 9,693.66

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Solution

The fourth proportional to 14,994.30, 20,684.78 and 9,693.66 is: 13,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,994.30 : 20,684.78 = 9,693.66 : x
  2. Step 2: Convert to fraction form
    14,994.30/20,684.78 = 9,693.66/x
  3. Step 3: Cross multiply
    14,994.30x = 20,684.78 × 9,693.66
  4. Step 4: Simplify right side
    14,994.30x = 200,511,224.49
  5. Step 5: Solve for x
    x = 200,511,224.49/14,994.30
  6. Step 6: Final answer
    x = 13,372.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.