Home / 18,495.45-25,521.96-10,537.47

Finding the Fourth Proportional to 18,495.45, 25,521.96 and 10,537.47

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Solution

The fourth proportional to 18,495.45, 25,521.96 and 10,537.47 is: 14,540.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.45 : 25,521.96 = 10,537.47 : x
  2. Step 2: Convert to fraction form
    18,495.45/25,521.96 = 10,537.47/x
  3. Step 3: Cross multiply
    18,495.45x = 25,521.96 × 10,537.47
  4. Step 4: Simplify right side
    18,495.45x = 268,936,887.84
  5. Step 5: Solve for x
    x = 268,936,887.84/18,495.45
  6. Step 6: Final answer
    x = 14,540.71

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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.