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Finding the Fourth Proportional to 11,846.55, 17,752.86 and 8,701.86

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Solution

The fourth proportional to 11,846.55, 17,752.86 and 8,701.86 is: 13,040.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846.55 : 17,752.86 = 8,701.86 : x
  2. Step 2: Convert to fraction form
    11,846.55/17,752.86 = 8,701.86/x
  3. Step 3: Cross multiply
    11,846.55x = 17,752.86 × 8,701.86
  4. Step 4: Simplify right side
    11,846.55x = 154,482,902.32
  5. Step 5: Solve for x
    x = 154,482,902.32/11,846.55
  6. Step 6: Final answer
    x = 13,040.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.