Home / 16,718.16-25,078.20-5,623.92

Finding the Fourth Proportional to 16,718.16, 25,078.20 and 5,623.92

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Solution

The fourth proportional to 16,718.16, 25,078.20 and 5,623.92 is: 8,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.16 : 25,078.20 = 5,623.92 : x
  2. Step 2: Convert to fraction form
    16,718.16/25,078.20 = 5,623.92/x
  3. Step 3: Cross multiply
    16,718.16x = 25,078.20 × 5,623.92
  4. Step 4: Simplify right side
    16,718.16x = 141,037,790.54
  5. Step 5: Solve for x
    x = 141,037,790.54/16,718.16
  6. Step 6: Final answer
    x = 8,436.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.