Home / 28,837.72-39,796.03-16,262.47

Finding the Fourth Proportional to 28,837.72, 39,796.03 and 16,262.47

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Solution

The fourth proportional to 28,837.72, 39,796.03 and 16,262.47 is: 22,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,837.72 : 39,796.03 = 16,262.47 : x
  2. Step 2: Convert to fraction form
    28,837.72/39,796.03 = 16,262.47/x
  3. Step 3: Cross multiply
    28,837.72x = 39,796.03 × 16,262.47
  4. Step 4: Simplify right side
    28,837.72x = 647,181,743.99
  5. Step 5: Solve for x
    x = 647,181,743.99/28,837.72
  6. Step 6: Final answer
    x = 22,442.20

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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.