Home / 16,640.16-25,149.08-16,353.44

Finding the Fourth Proportional to 16,640.16, 25,149.08 and 16,353.44

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Solution

The fourth proportional to 16,640.16, 25,149.08 and 16,353.44 is: 24,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640.16 : 25,149.08 = 16,353.44 : x
  2. Step 2: Convert to fraction form
    16,640.16/25,149.08 = 16,353.44/x
  3. Step 3: Cross multiply
    16,640.16x = 25,149.08 × 16,353.44
  4. Step 4: Simplify right side
    16,640.16x = 411,273,970.84
  5. Step 5: Solve for x
    x = 411,273,970.84/16,640.16
  6. Step 6: Final answer
    x = 24,715.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.