Home / 33,115.41-45,655.38-27,429.21

Finding the Fourth Proportional to 33,115.41, 45,655.38 and 27,429.21

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Solution

The fourth proportional to 33,115.41, 45,655.38 and 27,429.21 is: 37,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,115.41 : 45,655.38 = 27,429.21 : x
  2. Step 2: Convert to fraction form
    33,115.41/45,655.38 = 27,429.21/x
  3. Step 3: Cross multiply
    33,115.41x = 45,655.38 × 27,429.21
  4. Step 4: Simplify right side
    33,115.41x = 1,252,291,005.65
  5. Step 5: Solve for x
    x = 1,252,291,005.65/33,115.41
  6. Step 6: Final answer
    x = 37,815.96

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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.