Home / 18,790.29-25,931.61-10,832.85

Finding the Fourth Proportional to 18,790.29, 25,931.61 and 10,832.85

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Solution

The fourth proportional to 18,790.29, 25,931.61 and 10,832.85 is: 14,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,790.29 : 25,931.61 = 10,832.85 : x
  2. Step 2: Convert to fraction form
    18,790.29/25,931.61 = 10,832.85/x
  3. Step 3: Cross multiply
    18,790.29x = 25,931.61 × 10,832.85
  4. Step 4: Simplify right side
    18,790.29x = 280,913,241.39
  5. Step 5: Solve for x
    x = 280,913,241.39/18,790.29
  6. Step 6: Final answer
    x = 14,949.92

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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.