Home / 14,654.44-20,224.90-8,281.30

Finding the Fourth Proportional to 14,654.44, 20,224.90 and 8,281.30

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Solution

The fourth proportional to 14,654.44, 20,224.90 and 8,281.30 is: 11,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654.44 : 20,224.90 = 8,281.30 : x
  2. Step 2: Convert to fraction form
    14,654.44/20,224.90 = 8,281.30/x
  3. Step 3: Cross multiply
    14,654.44x = 20,224.90 × 8,281.30
  4. Step 4: Simplify right side
    14,654.44x = 167,488,464.37
  5. Step 5: Solve for x
    x = 167,488,464.37/14,654.44
  6. Step 6: Final answer
    x = 11,429.20

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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.