Home / 18,623.82-25,704.54-10,671.35

Finding the Fourth Proportional to 18,623.82, 25,704.54 and 10,671.35

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Solution

The fourth proportional to 18,623.82, 25,704.54 and 10,671.35 is: 14,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.82 : 25,704.54 = 10,671.35 : x
  2. Step 2: Convert to fraction form
    18,623.82/25,704.54 = 10,671.35/x
  3. Step 3: Cross multiply
    18,623.82x = 25,704.54 × 10,671.35
  4. Step 4: Simplify right side
    18,623.82x = 274,302,014.41
  5. Step 5: Solve for x
    x = 274,302,014.41/18,623.82
  6. Step 6: Final answer
    x = 14,728.56

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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.