Home / 18,783.85-25,922.97-10,826.59

Finding the Fourth Proportional to 18,783.85, 25,922.97 and 10,826.59

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Solution

The fourth proportional to 18,783.85, 25,922.97 and 10,826.59 is: 14,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,783.85 : 25,922.97 = 10,826.59 : x
  2. Step 2: Convert to fraction form
    18,783.85/25,922.97 = 10,826.59/x
  3. Step 3: Cross multiply
    18,783.85x = 25,922.97 × 10,826.59
  4. Step 4: Simplify right side
    18,783.85x = 280,657,367.77
  5. Step 5: Solve for x
    x = 280,657,367.77/18,783.85
  6. Step 6: Final answer
    x = 14,941.42

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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.