Home / 19,408.64-26,783.34-10,910.84

Finding the Fourth Proportional to 19,408.64, 26,783.34 and 10,910.84

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Solution

The fourth proportional to 19,408.64, 26,783.34 and 10,910.84 is: 15,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.64 : 26,783.34 = 10,910.84 : x
  2. Step 2: Convert to fraction form
    19,408.64/26,783.34 = 10,910.84/x
  3. Step 3: Cross multiply
    19,408.64x = 26,783.34 × 10,910.84
  4. Step 4: Simplify right side
    19,408.64x = 292,228,737.41
  5. Step 5: Solve for x
    x = 292,228,737.41/19,408.64
  6. Step 6: Final answer
    x = 15,056.63

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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.