Home / 64,037.44-96,072.96-19,665.28

Finding the Fourth Proportional to 64,037.44, 96,072.96 and 19,665.28

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Solution

The fourth proportional to 64,037.44, 96,072.96 and 19,665.28 is: 29,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,037.44 : 96,072.96 = 19,665.28 : x
  2. Step 2: Convert to fraction form
    64,037.44/96,072.96 = 19,665.28/x
  3. Step 3: Cross multiply
    64,037.44x = 96,072.96 × 19,665.28
  4. Step 4: Simplify right side
    64,037.44x = 1,889,301,658.83
  5. Step 5: Solve for x
    x = 1,889,301,658.83/64,037.44
  6. Step 6: Final answer
    x = 29,503.08

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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.