Home / 18,855.44-26,019.79-10,472.48

Finding the Fourth Proportional to 18,855.44, 26,019.79 and 10,472.48

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Solution

The fourth proportional to 18,855.44, 26,019.79 and 10,472.48 is: 14,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,855.44 : 26,019.79 = 10,472.48 : x
  2. Step 2: Convert to fraction form
    18,855.44/26,019.79 = 10,472.48/x
  3. Step 3: Cross multiply
    18,855.44x = 26,019.79 × 10,472.48
  4. Step 4: Simplify right side
    18,855.44x = 272,491,574.10
  5. Step 5: Solve for x
    x = 272,491,574.10/18,855.44
  6. Step 6: Final answer
    x = 14,451.62

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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.