Home / 18,552.48-25,626.96-13,828.56

Finding the Fourth Proportional to 18,552.48, 25,626.96 and 13,828.56

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Solution

The fourth proportional to 18,552.48, 25,626.96 and 13,828.56 is: 19,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.48 : 25,626.96 = 13,828.56 : x
  2. Step 2: Convert to fraction form
    18,552.48/25,626.96 = 13,828.56/x
  3. Step 3: Cross multiply
    18,552.48x = 25,626.96 × 13,828.56
  4. Step 4: Simplify right side
    18,552.48x = 354,383,953.98
  5. Step 5: Solve for x
    x = 354,383,953.98/18,552.48
  6. Step 6: Final answer
    x = 19,101.70

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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.