Home / 18,912.32-26,096.76-10,953.48

Finding the Fourth Proportional to 18,912.32, 26,096.76 and 10,953.48

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Solution

The fourth proportional to 18,912.32, 26,096.76 and 10,953.48 is: 15,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,912.32 : 26,096.76 = 10,953.48 : x
  2. Step 2: Convert to fraction form
    18,912.32/26,096.76 = 10,953.48/x
  3. Step 3: Cross multiply
    18,912.32x = 26,096.76 × 10,953.48
  4. Step 4: Simplify right side
    18,912.32x = 285,850,338.72
  5. Step 5: Solve for x
    x = 285,850,338.72/18,912.32
  6. Step 6: Final answer
    x = 15,114.50

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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.