Home / 18,744.90-25,868.20-10,246.89

Finding the Fourth Proportional to 18,744.90, 25,868.20 and 10,246.89

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Solution

The fourth proportional to 18,744.90, 25,868.20 and 10,246.89 is: 14,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.90 : 25,868.20 = 10,246.89 : x
  2. Step 2: Convert to fraction form
    18,744.90/25,868.20 = 10,246.89/x
  3. Step 3: Cross multiply
    18,744.90x = 25,868.20 × 10,246.89
  4. Step 4: Simplify right side
    18,744.90x = 265,068,496.17
  5. Step 5: Solve for x
    x = 265,068,496.17/18,744.90
  6. Step 6: Final answer
    x = 14,140.83

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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.