Home / 41,618.13-62,436.44-19,419.40

Finding the Fourth Proportional to 41,618.13, 62,436.44 and 19,419.40

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Solution

The fourth proportional to 41,618.13, 62,436.44 and 19,419.40 is: 29,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,618.13 : 62,436.44 = 19,419.40 : x
  2. Step 2: Convert to fraction form
    41,618.13/62,436.44 = 19,419.40/x
  3. Step 3: Cross multiply
    41,618.13x = 62,436.44 × 19,419.40
  4. Step 4: Simplify right side
    41,618.13x = 1,212,478,101.00
  5. Step 5: Solve for x
    x = 1,212,478,101.00/41,618.13
  6. Step 6: Final answer
    x = 29,133.41

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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.