Home / 16,868.08-25,305.08-5,772.16

Finding the Fourth Proportional to 16,868.08, 25,305.08 and 5,772.16

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Solution

The fourth proportional to 16,868.08, 25,305.08 and 5,772.16 is: 8,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.08 : 25,305.08 = 5,772.16 : x
  2. Step 2: Convert to fraction form
    16,868.08/25,305.08 = 5,772.16/x
  3. Step 3: Cross multiply
    16,868.08x = 25,305.08 × 5,772.16
  4. Step 4: Simplify right side
    16,868.08x = 146,064,970.57
  5. Step 5: Solve for x
    x = 146,064,970.57/16,868.08
  6. Step 6: Final answer
    x = 8,659.25

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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.