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Finding the Fourth Proportional to 14,858.66, 20,514.27 and 9,562.68

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Solution

The fourth proportional to 14,858.66, 20,514.27 and 9,562.68 is: 13,202.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.66 : 20,514.27 = 9,562.68 : x
  2. Step 2: Convert to fraction form
    14,858.66/20,514.27 = 9,562.68/x
  3. Step 3: Cross multiply
    14,858.66x = 20,514.27 × 9,562.68
  4. Step 4: Simplify right side
    14,858.66x = 196,171,399.44
  5. Step 5: Solve for x
    x = 196,171,399.44/14,858.66
  6. Step 6: Final answer
    x = 13,202.50

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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.