Home / 28,837.91-43,196.06-18,302.38

Finding the Fourth Proportional to 28,837.91, 43,196.06 and 18,302.38

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Solution

The fourth proportional to 28,837.91, 43,196.06 and 18,302.38 is: 27,414.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,837.91 : 43,196.06 = 18,302.38 : x
  2. Step 2: Convert to fraction form
    28,837.91/43,196.06 = 18,302.38/x
  3. Step 3: Cross multiply
    28,837.91x = 43,196.06 × 18,302.38
  4. Step 4: Simplify right side
    28,837.91x = 790,590,704.62
  5. Step 5: Solve for x
    x = 790,590,704.62/28,837.91
  6. Step 6: Final answer
    x = 27,414.98

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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.