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Finding the Fourth Proportional to 18,273.13, 27,410.59 and 5,961.13

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Solution

The fourth proportional to 18,273.13, 27,410.59 and 5,961.13 is: 8,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.13 : 27,410.59 = 5,961.13 : x
  2. Step 2: Convert to fraction form
    18,273.13/27,410.59 = 5,961.13/x
  3. Step 3: Cross multiply
    18,273.13x = 27,410.59 × 5,961.13
  4. Step 4: Simplify right side
    18,273.13x = 163,397,953.31
  5. Step 5: Solve for x
    x = 163,397,953.31/18,273.13
  6. Step 6: Final answer
    x = 8,941.98

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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.