Home / 18,196.72-27,238.58-9,856.02

Finding the Fourth Proportional to 18,196.72, 27,238.58 and 9,856.02

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Solution

The fourth proportional to 18,196.72, 27,238.58 and 9,856.02 is: 14,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,196.72 : 27,238.58 = 9,856.02 : x
  2. Step 2: Convert to fraction form
    18,196.72/27,238.58 = 9,856.02/x
  3. Step 3: Cross multiply
    18,196.72x = 27,238.58 × 9,856.02
  4. Step 4: Simplify right side
    18,196.72x = 268,463,989.25
  5. Step 5: Solve for x
    x = 268,463,989.25/18,196.72
  6. Step 6: Final answer
    x = 14,753.43

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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.