Home / 18,071.94-27,116.10-10,690.82

Finding the Fourth Proportional to 18,071.94, 27,116.10 and 10,690.82

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Solution

The fourth proportional to 18,071.94, 27,116.10 and 10,690.82 is: 16,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.94 : 27,116.10 = 10,690.82 : x
  2. Step 2: Convert to fraction form
    18,071.94/27,116.10 = 10,690.82/x
  3. Step 3: Cross multiply
    18,071.94x = 27,116.10 × 10,690.82
  4. Step 4: Simplify right side
    18,071.94x = 289,893,208.62
  5. Step 5: Solve for x
    x = 289,893,208.62/18,071.94
  6. Step 6: Final answer
    x = 16,041.07

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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.