Home / 18,450.20-25,459.43-10,792.35

Finding the Fourth Proportional to 18,450.20, 25,459.43 and 10,792.35

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Solution

The fourth proportional to 18,450.20, 25,459.43 and 10,792.35 is: 14,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.20 : 25,459.43 = 10,792.35 : x
  2. Step 2: Convert to fraction form
    18,450.20/25,459.43 = 10,792.35/x
  3. Step 3: Cross multiply
    18,450.20x = 25,459.43 × 10,792.35
  4. Step 4: Simplify right side
    18,450.20x = 274,767,025.40
  5. Step 5: Solve for x
    x = 274,767,025.40/18,450.20
  6. Step 6: Final answer
    x = 14,892.36

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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.