Home / 18,259.92-25,198.70-10,303.83

Finding the Fourth Proportional to 18,259.92, 25,198.70 and 10,303.83

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Solution

The fourth proportional to 18,259.92, 25,198.70 and 10,303.83 is: 14,219.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,259.92 : 25,198.70 = 10,303.83 : x
  2. Step 2: Convert to fraction form
    18,259.92/25,198.70 = 10,303.83/x
  3. Step 3: Cross multiply
    18,259.92x = 25,198.70 × 10,303.83
  4. Step 4: Simplify right side
    18,259.92x = 259,643,069.50
  5. Step 5: Solve for x
    x = 259,643,069.50/18,259.92
  6. Step 6: Final answer
    x = 14,219.29

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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.