Home / 16,887.20-23,302.16-10,171.04

Finding the Fourth Proportional to 16,887.20, 23,302.16 and 10,171.04

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Solution

The fourth proportional to 16,887.20, 23,302.16 and 10,171.04 is: 14,034.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.20 : 23,302.16 = 10,171.04 : x
  2. Step 2: Convert to fraction form
    16,887.20/23,302.16 = 10,171.04/x
  3. Step 3: Cross multiply
    16,887.20x = 23,302.16 × 10,171.04
  4. Step 4: Simplify right side
    16,887.20x = 237,007,201.45
  5. Step 5: Solve for x
    x = 237,007,201.45/16,887.20
  6. Step 6: Final answer
    x = 14,034.72

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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.