Home / 18,876.75-26,011.50-14,601.84

Finding the Fourth Proportional to 18,876.75, 26,011.50 and 14,601.84

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Solution

The fourth proportional to 18,876.75, 26,011.50 and 14,601.84 is: 20,120.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876.75 : 26,011.50 = 14,601.84 : x
  2. Step 2: Convert to fraction form
    18,876.75/26,011.50 = 14,601.84/x
  3. Step 3: Cross multiply
    18,876.75x = 26,011.50 × 14,601.84
  4. Step 4: Simplify right side
    18,876.75x = 379,815,608.86
  5. Step 5: Solve for x
    x = 379,815,608.86/18,876.75
  6. Step 6: Final answer
    x = 20,120.82

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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.