Home / 18,604.02-25,670.43-10,644.60

Finding the Fourth Proportional to 18,604.02, 25,670.43 and 10,644.60

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Solution

The fourth proportional to 18,604.02, 25,670.43 and 10,644.60 is: 14,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.02 : 25,670.43 = 10,644.60 : x
  2. Step 2: Convert to fraction form
    18,604.02/25,670.43 = 10,644.60/x
  3. Step 3: Cross multiply
    18,604.02x = 25,670.43 × 10,644.60
  4. Step 4: Simplify right side
    18,604.02x = 273,251,459.18
  5. Step 5: Solve for x
    x = 273,251,459.18/18,604.02
  6. Step 6: Final answer
    x = 14,687.76

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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.