Home / 13,753.12-18,996.42-10,604.62

Finding the Fourth Proportional to 13,753.12, 18,996.42 and 10,604.62

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Solution

The fourth proportional to 13,753.12, 18,996.42 and 10,604.62 is: 14,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753.12 : 18,996.42 = 10,604.62 : x
  2. Step 2: Convert to fraction form
    13,753.12/18,996.42 = 10,604.62/x
  3. Step 3: Cross multiply
    13,753.12x = 18,996.42 × 10,604.62
  4. Step 4: Simplify right side
    13,753.12x = 201,449,815.46
  5. Step 5: Solve for x
    x = 201,449,815.46/13,753.12
  6. Step 6: Final answer
    x = 14,647.58

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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.