Home / 18,513.34-25,548.56-10,960.09

Finding the Fourth Proportional to 18,513.34, 25,548.56 and 10,960.09

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Solution

The fourth proportional to 18,513.34, 25,548.56 and 10,960.09 is: 15,125.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.34 : 25,548.56 = 10,960.09 : x
  2. Step 2: Convert to fraction form
    18,513.34/25,548.56 = 10,960.09/x
  3. Step 3: Cross multiply
    18,513.34x = 25,548.56 × 10,960.09
  4. Step 4: Simplify right side
    18,513.34x = 280,014,516.97
  5. Step 5: Solve for x
    x = 280,014,516.97/18,513.34
  6. Step 6: Final answer
    x = 15,125.01

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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.