Home / 18,335.07-27,503.91-8,982.90

Finding the Fourth Proportional to 18,335.07, 27,503.91 and 8,982.90

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Solution

The fourth proportional to 18,335.07, 27,503.91 and 8,982.90 is: 13,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.07 : 27,503.91 = 8,982.90 : x
  2. Step 2: Convert to fraction form
    18,335.07/27,503.91 = 8,982.90/x
  3. Step 3: Cross multiply
    18,335.07x = 27,503.91 × 8,982.90
  4. Step 4: Simplify right side
    18,335.07x = 247,064,873.14
  5. Step 5: Solve for x
    x = 247,064,873.14/18,335.07
  6. Step 6: Final answer
    x = 13,474.99

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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.