Home / 19,214.39-26,515.96-10,717.07

Finding the Fourth Proportional to 19,214.39, 26,515.96 and 10,717.07

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Solution

The fourth proportional to 19,214.39, 26,515.96 and 10,717.07 is: 14,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.39 : 26,515.96 = 10,717.07 : x
  2. Step 2: Convert to fraction form
    19,214.39/26,515.96 = 10,717.07/x
  3. Step 3: Cross multiply
    19,214.39x = 26,515.96 × 10,717.07
  4. Step 4: Simplify right side
    19,214.39x = 284,173,240.06
  5. Step 5: Solve for x
    x = 284,173,240.06/19,214.39
  6. Step 6: Final answer
    x = 14,789.61

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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.