Home / 54,663.29-82,018.75-19,150.08

Finding the Fourth Proportional to 54,663.29, 82,018.75 and 19,150.08

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Solution

The fourth proportional to 54,663.29, 82,018.75 and 19,150.08 is: 28,733.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,663.29 : 82,018.75 = 19,150.08 : x
  2. Step 2: Convert to fraction form
    54,663.29/82,018.75 = 19,150.08/x
  3. Step 3: Cross multiply
    54,663.29x = 82,018.75 × 19,150.08
  4. Step 4: Simplify right side
    54,663.29x = 1,570,665,530.06
  5. Step 5: Solve for x
    x = 1,570,665,530.06/54,663.29
  6. Step 6: Final answer
    x = 28,733.46

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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.