Home / 18,524.25-25,563.47-10,140.75

Finding the Fourth Proportional to 18,524.25, 25,563.47 and 10,140.75

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Solution

The fourth proportional to 18,524.25, 25,563.47 and 10,140.75 is: 13,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.25 : 25,563.47 = 10,140.75 : x
  2. Step 2: Convert to fraction form
    18,524.25/25,563.47 = 10,140.75/x
  3. Step 3: Cross multiply
    18,524.25x = 25,563.47 × 10,140.75
  4. Step 4: Simplify right side
    18,524.25x = 259,232,707.70
  5. Step 5: Solve for x
    x = 259,232,707.70/18,524.25
  6. Step 6: Final answer
    x = 13,994.24

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Half scale
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Double scale
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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.