Home / 19,342.37-29,015.03-8,249.10

Finding the Fourth Proportional to 19,342.37, 29,015.03 and 8,249.10

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Solution

The fourth proportional to 19,342.37, 29,015.03 and 8,249.10 is: 12,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342.37 : 29,015.03 = 8,249.10 : x
  2. Step 2: Convert to fraction form
    19,342.37/29,015.03 = 8,249.10/x
  3. Step 3: Cross multiply
    19,342.37x = 29,015.03 × 8,249.10
  4. Step 4: Simplify right side
    19,342.37x = 239,347,842.73
  5. Step 5: Solve for x
    x = 239,347,842.73/19,342.37
  6. Step 6: Final answer
    x = 12,374.28

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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.