Home / 18,481.56-25,498.08-14,233.92

Finding the Fourth Proportional to 18,481.56, 25,498.08 and 14,233.92

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Solution

The fourth proportional to 18,481.56, 25,498.08 and 14,233.92 is: 19,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,481.56 : 25,498.08 = 14,233.92 : x
  2. Step 2: Convert to fraction form
    18,481.56/25,498.08 = 14,233.92/x
  3. Step 3: Cross multiply
    18,481.56x = 25,498.08 × 14,233.92
  4. Step 4: Simplify right side
    18,481.56x = 362,937,630.87
  5. Step 5: Solve for x
    x = 362,937,630.87/18,481.56
  6. Step 6: Final answer
    x = 19,637.82

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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.