Home / 14,841.57-20,481.38-8,127.24

Finding the Fourth Proportional to 14,841.57, 20,481.38 and 8,127.24

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Solution

The fourth proportional to 14,841.57, 20,481.38 and 8,127.24 is: 11,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.57 : 20,481.38 = 8,127.24 : x
  2. Step 2: Convert to fraction form
    14,841.57/20,481.38 = 8,127.24/x
  3. Step 3: Cross multiply
    14,841.57x = 20,481.38 × 8,127.24
  4. Step 4: Simplify right side
    14,841.57x = 166,457,090.79
  5. Step 5: Solve for x
    x = 166,457,090.79/14,841.57
  6. Step 6: Final answer
    x = 11,215.60

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Half scale
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Double scale
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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.