Home / 18,058.24-27,088.32-6,376.96

Finding the Fourth Proportional to 18,058.24, 27,088.32 and 6,376.96

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Solution

The fourth proportional to 18,058.24, 27,088.32 and 6,376.96 is: 9,565.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.24 : 27,088.32 = 6,376.96 : x
  2. Step 2: Convert to fraction form
    18,058.24/27,088.32 = 6,376.96/x
  3. Step 3: Cross multiply
    18,058.24x = 27,088.32 × 6,376.96
  4. Step 4: Simplify right side
    18,058.24x = 172,741,133.11
  5. Step 5: Solve for x
    x = 172,741,133.11/18,058.24
  6. Step 6: Final answer
    x = 9,565.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.