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Finding the Fourth Proportional to 18,053.01, 27,070.97 and 10,558.73

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Solution

The fourth proportional to 18,053.01, 27,070.97 and 10,558.73 is: 15,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.01 : 27,070.97 = 10,558.73 : x
  2. Step 2: Convert to fraction form
    18,053.01/27,070.97 = 10,558.73/x
  3. Step 3: Cross multiply
    18,053.01x = 27,070.97 × 10,558.73
  4. Step 4: Simplify right side
    18,053.01x = 285,835,077.95
  5. Step 5: Solve for x
    x = 285,835,077.95/18,053.01
  6. Step 6: Final answer
    x = 15,833.10

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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.