Home / 18,461.64-27,675.18-10,236.36

Finding the Fourth Proportional to 18,461.64, 27,675.18 and 10,236.36

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Solution

The fourth proportional to 18,461.64, 27,675.18 and 10,236.36 is: 15,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461.64 : 27,675.18 = 10,236.36 : x
  2. Step 2: Convert to fraction form
    18,461.64/27,675.18 = 10,236.36/x
  3. Step 3: Cross multiply
    18,461.64x = 27,675.18 × 10,236.36
  4. Step 4: Simplify right side
    18,461.64x = 283,293,105.54
  5. Step 5: Solve for x
    x = 283,293,105.54/18,461.64
  6. Step 6: Final answer
    x = 15,344.96

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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.