Home / 64,040.56-96,058.32-19,665.04

Finding the Fourth Proportional to 64,040.56, 96,058.32 and 19,665.04

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Solution

The fourth proportional to 64,040.56, 96,058.32 and 19,665.04 is: 29,496.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,040.56 : 96,058.32 = 19,665.04 : x
  2. Step 2: Convert to fraction form
    64,040.56/96,058.32 = 19,665.04/x
  3. Step 3: Cross multiply
    64,040.56x = 96,058.32 × 19,665.04
  4. Step 4: Simplify right side
    64,040.56x = 1,888,990,705.13
  5. Step 5: Solve for x
    x = 1,888,990,705.13/64,040.56
  6. Step 6: Final answer
    x = 29,496.79

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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.