Home / 10,800.09-16,175.30-9,013.23

Finding the Fourth Proportional to 10,800.09, 16,175.30 and 9,013.23

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Solution

The fourth proportional to 10,800.09, 16,175.30 and 9,013.23 is: 13,499.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.09 : 16,175.30 = 9,013.23 : x
  2. Step 2: Convert to fraction form
    10,800.09/16,175.30 = 9,013.23/x
  3. Step 3: Cross multiply
    10,800.09x = 16,175.30 × 9,013.23
  4. Step 4: Simplify right side
    10,800.09x = 145,791,654.15
  5. Step 5: Solve for x
    x = 145,791,654.15/10,800.09
  6. Step 6: Final answer
    x = 13,499.11

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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.