Home / 18,069.05-27,092.00-8,690.39

Finding the Fourth Proportional to 18,069.05, 27,092.00 and 8,690.39

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Solution

The fourth proportional to 18,069.05, 27,092.00 and 8,690.39 is: 13,030.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,069.05 : 27,092.00 = 8,690.39 : x
  2. Step 2: Convert to fraction form
    18,069.05/27,092.00 = 8,690.39/x
  3. Step 3: Cross multiply
    18,069.05x = 27,092.00 × 8,690.39
  4. Step 4: Simplify right side
    18,069.05x = 235,439,866.97
  5. Step 5: Solve for x
    x = 235,439,866.97/18,069.05
  6. Step 6: Final answer
    x = 13,030.01

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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.