Home / 18,329.13-27,474.41-11,670.74

Finding the Fourth Proportional to 18,329.13, 27,474.41 and 11,670.74

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Solution

The fourth proportional to 18,329.13, 27,474.41 and 11,670.74 is: 17,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.13 : 27,474.41 = 11,670.74 : x
  2. Step 2: Convert to fraction form
    18,329.13/27,474.41 = 11,670.74/x
  3. Step 3: Cross multiply
    18,329.13x = 27,474.41 × 11,670.74
  4. Step 4: Simplify right side
    18,329.13x = 320,646,500.04
  5. Step 5: Solve for x
    x = 320,646,500.04/18,329.13
  6. Step 6: Final answer
    x = 17,493.82

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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.