Home / 18,257.92-25,190.04-14,417.37

Finding the Fourth Proportional to 18,257.92, 25,190.04 and 14,417.37

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Solution

The fourth proportional to 18,257.92, 25,190.04 and 14,417.37 is: 19,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.92 : 25,190.04 = 14,417.37 : x
  2. Step 2: Convert to fraction form
    18,257.92/25,190.04 = 14,417.37/x
  3. Step 3: Cross multiply
    18,257.92x = 25,190.04 × 14,417.37
  4. Step 4: Simplify right side
    18,257.92x = 363,174,001.04
  5. Step 5: Solve for x
    x = 363,174,001.04/18,257.92
  6. Step 6: Final answer
    x = 19,891.31

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1.5x scale

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.