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Finding the Fourth Proportional to 18,076.94, 24,946.52 and 10,119.14

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Solution

The fourth proportional to 18,076.94, 24,946.52 and 10,119.14 is: 13,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.94 : 24,946.52 = 10,119.14 : x
  2. Step 2: Convert to fraction form
    18,076.94/24,946.52 = 10,119.14/x
  3. Step 3: Cross multiply
    18,076.94x = 24,946.52 × 10,119.14
  4. Step 4: Simplify right side
    18,076.94x = 252,437,386.94
  5. Step 5: Solve for x
    x = 252,437,386.94/18,076.94
  6. Step 6: Final answer
    x = 13,964.61

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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.