Home / 49,398.14-74,084.00-13,857.34

Finding the Fourth Proportional to 49,398.14, 74,084.00 and 13,857.34

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Solution

The fourth proportional to 49,398.14, 74,084.00 and 13,857.34 is: 20,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398.14 : 74,084.00 = 13,857.34 : x
  2. Step 2: Convert to fraction form
    49,398.14/74,084.00 = 13,857.34/x
  3. Step 3: Cross multiply
    49,398.14x = 74,084.00 × 13,857.34
  4. Step 4: Simplify right side
    49,398.14x = 1,026,607,060.97
  5. Step 5: Solve for x
    x = 1,026,607,060.97/49,398.14
  6. Step 6: Final answer
    x = 20,782.30

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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.