Home / 19,674.32-27,151.13-13,942.08

Finding the Fourth Proportional to 19,674.32, 27,151.13 and 13,942.08

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Solution

The fourth proportional to 19,674.32, 27,151.13 and 13,942.08 is: 19,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.32 : 27,151.13 = 13,942.08 : x
  2. Step 2: Convert to fraction form
    19,674.32/27,151.13 = 13,942.08/x
  3. Step 3: Cross multiply
    19,674.32x = 27,151.13 × 13,942.08
  4. Step 4: Simplify right side
    19,674.32x = 378,543,261.41
  5. Step 5: Solve for x
    x = 378,543,261.41/19,674.32
  6. Step 6: Final answer
    x = 19,240.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.