Home / 18,363.46-25,340.98-10,808.04

Finding the Fourth Proportional to 18,363.46, 25,340.98 and 10,808.04

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Solution

The fourth proportional to 18,363.46, 25,340.98 and 10,808.04 is: 14,914.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,363.46 : 25,340.98 = 10,808.04 : x
  2. Step 2: Convert to fraction form
    18,363.46/25,340.98 = 10,808.04/x
  3. Step 3: Cross multiply
    18,363.46x = 25,340.98 × 10,808.04
  4. Step 4: Simplify right side
    18,363.46x = 273,886,325.48
  5. Step 5: Solve for x
    x = 273,886,325.48/18,363.46
  6. Step 6: Final answer
    x = 14,914.75

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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.