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Finding the Fourth Proportional to 14,606.76, 21,910.12 and 5,843.72

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Solution

The fourth proportional to 14,606.76, 21,910.12 and 5,843.72 is: 8,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606.76 : 21,910.12 = 5,843.72 : x
  2. Step 2: Convert to fraction form
    14,606.76/21,910.12 = 5,843.72/x
  3. Step 3: Cross multiply
    14,606.76x = 21,910.12 × 5,843.72
  4. Step 4: Simplify right side
    14,606.76x = 128,036,606.45
  5. Step 5: Solve for x
    x = 128,036,606.45/14,606.76
  6. Step 6: Final answer
    x = 8,765.57

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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.