Home / 18,277.30-25,234.40-14,928.15

Finding the Fourth Proportional to 18,277.30, 25,234.40 and 14,928.15

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Solution

The fourth proportional to 18,277.30, 25,234.40 and 14,928.15 is: 20,610.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.30 : 25,234.40 = 14,928.15 : x
  2. Step 2: Convert to fraction form
    18,277.30/25,234.40 = 14,928.15/x
  3. Step 3: Cross multiply
    18,277.30x = 25,234.40 × 14,928.15
  4. Step 4: Simplify right side
    18,277.30x = 376,702,908.36
  5. Step 5: Solve for x
    x = 376,702,908.36/18,277.30
  6. Step 6: Final answer
    x = 20,610.42

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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.