Home / 13,096.23-18,072.84-7,127.92

Finding the Fourth Proportional to 13,096.23, 18,072.84 and 7,127.92

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Solution

The fourth proportional to 13,096.23, 18,072.84 and 7,127.92 is: 9,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096.23 : 18,072.84 = 7,127.92 : x
  2. Step 2: Convert to fraction form
    13,096.23/18,072.84 = 7,127.92/x
  3. Step 3: Cross multiply
    13,096.23x = 18,072.84 × 7,127.92
  4. Step 4: Simplify right side
    13,096.23x = 128,821,757.69
  5. Step 5: Solve for x
    x = 128,821,757.69/13,096.23
  6. Step 6: Final answer
    x = 9,836.55

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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.