Home / 30,282.48-41,783.40-19,098

Finding the Fourth Proportional to 30,282.48, 41,783.40 and 19,098

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Solution

The fourth proportional to 30,282.48, 41,783.40 and 19,098 is: 26,351.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.48 : 41,783.40 = 19,098 : x
  2. Step 2: Convert to fraction form
    30,282.48/41,783.40 = 19,098/x
  3. Step 3: Cross multiply
    30,282.48x = 41,783.40 × 19,098
  4. Step 4: Simplify right side
    30,282.48x = 797,979,373.20
  5. Step 5: Solve for x
    x = 797,979,373.20/30,282.48
  6. Step 6: Final answer
    x = 26,351.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.