Home / 25,154.49-34,707.11-13,976.49

Finding the Fourth Proportional to 25,154.49, 34,707.11 and 13,976.49

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Solution

The fourth proportional to 25,154.49, 34,707.11 and 13,976.49 is: 19,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.49 : 34,707.11 = 13,976.49 : x
  2. Step 2: Convert to fraction form
    25,154.49/34,707.11 = 13,976.49/x
  3. Step 3: Cross multiply
    25,154.49x = 34,707.11 × 13,976.49
  4. Step 4: Simplify right side
    25,154.49x = 485,083,505.96
  5. Step 5: Solve for x
    x = 485,083,505.96/25,154.49
  6. Step 6: Final answer
    x = 19,284.17

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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.