Home / 18,058.20-27,088.06-6,371.48

Finding the Fourth Proportional to 18,058.20, 27,088.06 and 6,371.48

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Solution

The fourth proportional to 18,058.20, 27,088.06 and 6,371.48 is: 9,557.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.20 : 27,088.06 = 6,371.48 : x
  2. Step 2: Convert to fraction form
    18,058.20/27,088.06 = 6,371.48/x
  3. Step 3: Cross multiply
    18,058.20x = 27,088.06 × 6,371.48
  4. Step 4: Simplify right side
    18,058.20x = 172,591,032.53
  5. Step 5: Solve for x
    x = 172,591,032.53/18,058.20
  6. Step 6: Final answer
    x = 9,557.49

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1.5x scale

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.