Home / 64,226.82-96,349.32-19,857.45

Finding the Fourth Proportional to 64,226.82, 96,349.32 and 19,857.45

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Solution

The fourth proportional to 64,226.82, 96,349.32 and 19,857.45 is: 29,788.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,226.82 : 96,349.32 = 19,857.45 : x
  2. Step 2: Convert to fraction form
    64,226.82/96,349.32 = 19,857.45/x
  3. Step 3: Cross multiply
    64,226.82x = 96,349.32 × 19,857.45
  4. Step 4: Simplify right side
    64,226.82x = 1,913,251,804.43
  5. Step 5: Solve for x
    x = 1,913,251,804.43/64,226.82
  6. Step 6: Final answer
    x = 29,788.99

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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.