Home / 18,063.46-24,927.78-10,105.75

Finding the Fourth Proportional to 18,063.46, 24,927.78 and 10,105.75

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Solution

The fourth proportional to 18,063.46, 24,927.78 and 10,105.75 is: 13,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.46 : 24,927.78 = 10,105.75 : x
  2. Step 2: Convert to fraction form
    18,063.46/24,927.78 = 10,105.75/x
  3. Step 3: Cross multiply
    18,063.46x = 24,927.78 × 10,105.75
  4. Step 4: Simplify right side
    18,063.46x = 251,913,912.74
  5. Step 5: Solve for x
    x = 251,913,912.74/18,063.46
  6. Step 6: Final answer
    x = 13,946.05

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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.