Home / 18,948.83-26,149.59-10,451.33

Finding the Fourth Proportional to 18,948.83, 26,149.59 and 10,451.33

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Solution

The fourth proportional to 18,948.83, 26,149.59 and 10,451.33 is: 14,422.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,948.83 : 26,149.59 = 10,451.33 : x
  2. Step 2: Convert to fraction form
    18,948.83/26,149.59 = 10,451.33/x
  3. Step 3: Cross multiply
    18,948.83x = 26,149.59 × 10,451.33
  4. Step 4: Simplify right side
    18,948.83x = 273,297,863.71
  5. Step 5: Solve for x
    x = 273,297,863.71/18,948.83
  6. Step 6: Final answer
    x = 14,422.94

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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.