Home / 18,496.45-25,523.34-10,538.47

Finding the Fourth Proportional to 18,496.45, 25,523.34 and 10,538.47

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Solution

The fourth proportional to 18,496.45, 25,523.34 and 10,538.47 is: 14,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496.45 : 25,523.34 = 10,538.47 : x
  2. Step 2: Convert to fraction form
    18,496.45/25,523.34 = 10,538.47/x
  3. Step 3: Cross multiply
    18,496.45x = 25,523.34 × 10,538.47
  4. Step 4: Simplify right side
    18,496.45x = 268,976,952.89
  5. Step 5: Solve for x
    x = 268,976,952.89/18,496.45
  6. Step 6: Final answer
    x = 14,542.09

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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.