Home / 18,372.53-25,316.57-17,380.07

Finding the Fourth Proportional to 18,372.53, 25,316.57 and 17,380.07

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Solution

The fourth proportional to 18,372.53, 25,316.57 and 17,380.07 is: 23,949.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.53 : 25,316.57 = 17,380.07 : x
  2. Step 2: Convert to fraction form
    18,372.53/25,316.57 = 17,380.07/x
  3. Step 3: Cross multiply
    18,372.53x = 25,316.57 × 17,380.07
  4. Step 4: Simplify right side
    18,372.53x = 440,003,671.86
  5. Step 5: Solve for x
    x = 440,003,671.86/18,372.53
  6. Step 6: Final answer
    x = 23,949.00

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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.