Home / 18,376.22-25,328.34-14,067.83

Finding the Fourth Proportional to 18,376.22, 25,328.34 and 14,067.83

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Solution

The fourth proportional to 18,376.22, 25,328.34 and 14,067.83 is: 19,389.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.22 : 25,328.34 = 14,067.83 : x
  2. Step 2: Convert to fraction form
    18,376.22/25,328.34 = 14,067.83/x
  3. Step 3: Cross multiply
    18,376.22x = 25,328.34 × 14,067.83
  4. Step 4: Simplify right side
    18,376.22x = 356,314,654.66
  5. Step 5: Solve for x
    x = 356,314,654.66/18,376.22
  6. Step 6: Final answer
    x = 19,389.99

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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.