Home / 19,078.07-26,327.80-10,580.97

Finding the Fourth Proportional to 19,078.07, 26,327.80 and 10,580.97

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Solution

The fourth proportional to 19,078.07, 26,327.80 and 10,580.97 is: 14,601.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.07 : 26,327.80 = 10,580.97 : x
  2. Step 2: Convert to fraction form
    19,078.07/26,327.80 = 10,580.97/x
  3. Step 3: Cross multiply
    19,078.07x = 26,327.80 × 10,580.97
  4. Step 4: Simplify right side
    19,078.07x = 278,573,773.92
  5. Step 5: Solve for x
    x = 278,573,773.92/19,078.07
  6. Step 6: Final answer
    x = 14,601.78

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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.