Home / 18,360.56-25,336.14-10,404.03

Finding the Fourth Proportional to 18,360.56, 25,336.14 and 10,404.03

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Solution

The fourth proportional to 18,360.56, 25,336.14 and 10,404.03 is: 14,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.56 : 25,336.14 = 10,404.03 : x
  2. Step 2: Convert to fraction form
    18,360.56/25,336.14 = 10,404.03/x
  3. Step 3: Cross multiply
    18,360.56x = 25,336.14 × 10,404.03
  4. Step 4: Simplify right side
    18,360.56x = 263,597,960.64
  5. Step 5: Solve for x
    x = 263,597,960.64/18,360.56
  6. Step 6: Final answer
    x = 14,356.75

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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.