Home / 19,408.22-26,784.09-10,910.51

Finding the Fourth Proportional to 19,408.22, 26,784.09 and 10,910.51

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Solution

The fourth proportional to 19,408.22, 26,784.09 and 10,910.51 is: 15,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.22 : 26,784.09 = 10,910.51 : x
  2. Step 2: Convert to fraction form
    19,408.22/26,784.09 = 10,910.51/x
  3. Step 3: Cross multiply
    19,408.22x = 26,784.09 × 10,910.51
  4. Step 4: Simplify right side
    19,408.22x = 292,227,947.87
  5. Step 5: Solve for x
    x = 292,227,947.87/19,408.22
  6. Step 6: Final answer
    x = 15,056.92

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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.