Home / 29,146.68-43,714.44-9,420.48

Finding the Fourth Proportional to 29,146.68, 43,714.44 and 9,420.48

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Solution

The fourth proportional to 29,146.68, 43,714.44 and 9,420.48 is: 14,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.68 : 43,714.44 = 9,420.48 : x
  2. Step 2: Convert to fraction form
    29,146.68/43,714.44 = 9,420.48/x
  3. Step 3: Cross multiply
    29,146.68x = 43,714.44 × 9,420.48
  4. Step 4: Simplify right side
    29,146.68x = 411,811,007.73
  5. Step 5: Solve for x
    x = 411,811,007.73/29,146.68
  6. Step 6: Final answer
    x = 14,128.92

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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.