Home / 18,632.56-25,703.88-11,073.54

Finding the Fourth Proportional to 18,632.56, 25,703.88 and 11,073.54

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Solution

The fourth proportional to 18,632.56, 25,703.88 and 11,073.54 is: 15,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.56 : 25,703.88 = 11,073.54 : x
  2. Step 2: Convert to fraction form
    18,632.56/25,703.88 = 11,073.54/x
  3. Step 3: Cross multiply
    18,632.56x = 25,703.88 × 11,073.54
  4. Step 4: Simplify right side
    18,632.56x = 284,632,943.34
  5. Step 5: Solve for x
    x = 284,632,943.34/18,632.56
  6. Step 6: Final answer
    x = 15,276.11

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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.