Home / 18,358.83-25,334.33-10,401.12

Finding the Fourth Proportional to 18,358.83, 25,334.33 and 10,401.12

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Solution

The fourth proportional to 18,358.83, 25,334.33 and 10,401.12 is: 14,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358.83 : 25,334.33 = 10,401.12 : x
  2. Step 2: Convert to fraction form
    18,358.83/25,334.33 = 10,401.12/x
  3. Step 3: Cross multiply
    18,358.83x = 25,334.33 × 10,401.12
  4. Step 4: Simplify right side
    18,358.83x = 263,505,354.44
  5. Step 5: Solve for x
    x = 263,505,354.44/18,358.83
  6. Step 6: Final answer
    x = 14,353.06

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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.