Home / 28,453.24-39,284-25,463.96

Finding the Fourth Proportional to 28,453.24, 39,284 and 25,463.96

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Solution

The fourth proportional to 28,453.24, 39,284 and 25,463.96 is: 35,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,453.24 : 39,284 = 25,463.96 : x
  2. Step 2: Convert to fraction form
    28,453.24/39,284 = 25,463.96/x
  3. Step 3: Cross multiply
    28,453.24x = 39,284 × 25,463.96
  4. Step 4: Simplify right side
    28,453.24x = 1,000,326,204.64
  5. Step 5: Solve for x
    x = 1,000,326,204.64/28,453.24
  6. Step 6: Final answer
    x = 35,156.85

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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.