Home / 18,534.24-25,576.24-10,981.27

Finding the Fourth Proportional to 18,534.24, 25,576.24 and 10,981.27

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Solution

The fourth proportional to 18,534.24, 25,576.24 and 10,981.27 is: 15,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.24 : 25,576.24 = 10,981.27 : x
  2. Step 2: Convert to fraction form
    18,534.24/25,576.24 = 10,981.27/x
  3. Step 3: Cross multiply
    18,534.24x = 25,576.24 × 10,981.27
  4. Step 4: Simplify right side
    18,534.24x = 280,859,668.46
  5. Step 5: Solve for x
    x = 280,859,668.46/18,534.24
  6. Step 6: Final answer
    x = 15,153.56

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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.