Home / 18,372.87-25,353.54-10,414.62

Finding the Fourth Proportional to 18,372.87, 25,353.54 and 10,414.62

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Solution

The fourth proportional to 18,372.87, 25,353.54 and 10,414.62 is: 14,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.87 : 25,353.54 = 10,414.62 : x
  2. Step 2: Convert to fraction form
    18,372.87/25,353.54 = 10,414.62/x
  3. Step 3: Cross multiply
    18,372.87x = 25,353.54 × 10,414.62
  4. Step 4: Simplify right side
    18,372.87x = 264,047,484.75
  5. Step 5: Solve for x
    x = 264,047,484.75/18,372.87
  6. Step 6: Final answer
    x = 14,371.60

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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.