Home / 16,013.12-23,999.64-10,171.40

Finding the Fourth Proportional to 16,013.12, 23,999.64 and 10,171.40

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Solution

The fourth proportional to 16,013.12, 23,999.64 and 10,171.40 is: 15,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,013.12 : 23,999.64 = 10,171.40 : x
  2. Step 2: Convert to fraction form
    16,013.12/23,999.64 = 10,171.40/x
  3. Step 3: Cross multiply
    16,013.12x = 23,999.64 × 10,171.40
  4. Step 4: Simplify right side
    16,013.12x = 244,109,938.30
  5. Step 5: Solve for x
    x = 244,109,938.30/16,013.12
  6. Step 6: Final answer
    x = 15,244.37

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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.