Home / 18,326.16-27,492.66-8,331.62

Finding the Fourth Proportional to 18,326.16, 27,492.66 and 8,331.62

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Solution

The fourth proportional to 18,326.16, 27,492.66 and 8,331.62 is: 12,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326.16 : 27,492.66 = 8,331.62 : x
  2. Step 2: Convert to fraction form
    18,326.16/27,492.66 = 8,331.62/x
  3. Step 3: Cross multiply
    18,326.16x = 27,492.66 × 8,331.62
  4. Step 4: Simplify right side
    18,326.16x = 229,058,258.45
  5. Step 5: Solve for x
    x = 229,058,258.45/18,326.16
  6. Step 6: Final answer
    x = 12,498.98

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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.